x86_64-centos-awx/awx/main/tests/functional/task_management/test_scheduler.py
2021-03-02 20:53:43 +08:00

418 lines
18 KiB
Python

import pytest
from unittest import mock
import json
from datetime import timedelta
from awx.main.scheduler import TaskManager
from awx.main.scheduler.dependency_graph import DependencyGraph
from awx.main.utils import encrypt_field
from awx.main.models import WorkflowJobTemplate, JobTemplate, Job
@pytest.mark.django_db
def test_single_job_scheduler_launch(default_instance_group, job_template_factory, mocker):
instance = default_instance_group.instances.all()[0]
objects = job_template_factory('jt', organization='org1', project='proj',
inventory='inv', credential='cred',
jobs=["job_should_start"])
j = objects.jobs["job_should_start"]
j.status = 'pending'
j.save()
with mocker.patch("awx.main.scheduler.TaskManager.start_task"):
TaskManager().schedule()
TaskManager.start_task.assert_called_once_with(j, default_instance_group, [], instance)
@pytest.mark.django_db
class TestJobLifeCycle:
def run_tm(self, tm, expect_channel=None, expect_schedule=None, expect_commit=None):
"""Test helper method that takes parameters to assert against
expect_channel - list of expected websocket emit channel message calls
expect_schedule - list of expected calls to reschedule itself
expect_commit - list of expected on_commit calls
If any of these are None, then the assertion is not made.
"""
if expect_schedule and len(expect_schedule) > 1:
raise RuntimeError('Task manager should reschedule itself one time, at most.')
with mock.patch('awx.main.models.unified_jobs.UnifiedJob.websocket_emit_status') as mock_channel:
with mock.patch('awx.main.utils.common._schedule_task_manager') as tm_sch:
# Job are ultimately submitted in on_commit hook, but this will not
# actually run, because it waits until outer transaction, which is the test
# itself in this case
with mock.patch('django.db.connection.on_commit') as mock_commit:
tm.schedule()
if expect_channel is not None:
assert mock_channel.mock_calls == expect_channel
if expect_schedule is not None:
assert tm_sch.mock_calls == expect_schedule
if expect_commit is not None:
assert mock_commit.mock_calls == expect_commit
def test_task_manager_workflow_rescheduling(self, job_template_factory, inventory, project, default_instance_group):
jt = JobTemplate.objects.create(
allow_simultaneous=True,
inventory=inventory,
project=project,
playbook='helloworld.yml'
)
wfjt = WorkflowJobTemplate.objects.create(name='foo')
for i in range(2):
wfjt.workflow_nodes.create(
unified_job_template=jt
)
wj = wfjt.create_unified_job()
assert wj.workflow_nodes.count() == 2
wj.signal_start()
tm = TaskManager()
# Transitions workflow job to running
# needs to re-schedule so it spawns jobs next round
self.run_tm(tm, [mock.call('running')], [mock.call()])
# Spawns jobs
# needs re-schedule to submit jobs next round
self.run_tm(tm, [mock.call('pending'), mock.call('pending')], [mock.call()])
assert jt.jobs.count() == 2 # task manager spawned jobs
# Submits jobs
# intermission - jobs will run and reschedule TM when finished
self.run_tm(tm, [mock.call('waiting'), mock.call('waiting')], [])
# I am the job runner
for job in jt.jobs.all():
job.status = 'successful'
job.save()
# Finishes workflow
# no further action is necessary, so rescheduling should not happen
self.run_tm(tm, [mock.call('successful')], [])
def test_task_manager_workflow_workflow_rescheduling(self):
wfjts = [WorkflowJobTemplate.objects.create(name='foo')]
for i in range(5):
wfjt = WorkflowJobTemplate.objects.create(name='foo{}'.format(i))
wfjts[-1].workflow_nodes.create(
unified_job_template=wfjt
)
wfjts.append(wfjt)
wj = wfjts[0].create_unified_job()
wj.signal_start()
tm = TaskManager()
while wfjts[0].status != 'successful':
wfjts[1].refresh_from_db()
if wfjts[1].status == 'successful':
# final run, no more work to do
self.run_tm(tm, expect_schedule=[])
else:
self.run_tm(tm, expect_schedule=[mock.call()])
wfjts[0].refresh_from_db()
@pytest.mark.django_db
def test_single_jt_multi_job_launch_blocks_last(default_instance_group, job_template_factory, mocker):
instance = default_instance_group.instances.all()[0]
objects = job_template_factory('jt', organization='org1', project='proj',
inventory='inv', credential='cred',
jobs=["job_should_start", "job_should_not_start"])
j1 = objects.jobs["job_should_start"]
j1.status = 'pending'
j1.save()
j2 = objects.jobs["job_should_not_start"]
j2.status = 'pending'
j2.save()
with mock.patch("awx.main.scheduler.TaskManager.start_task"):
TaskManager().schedule()
TaskManager.start_task.assert_called_once_with(j1, default_instance_group, [], instance)
j1.status = "successful"
j1.save()
with mocker.patch("awx.main.scheduler.TaskManager.start_task"):
TaskManager().schedule()
TaskManager.start_task.assert_called_once_with(j2, default_instance_group, [], instance)
@pytest.mark.django_db
def test_single_jt_multi_job_launch_allow_simul_allowed(default_instance_group, job_template_factory, mocker):
instance = default_instance_group.instances.all()[0]
objects = job_template_factory('jt', organization='org1', project='proj',
inventory='inv', credential='cred',
jobs=["job_should_start", "job_should_not_start"])
jt = objects.job_template
jt.save()
j1 = objects.jobs["job_should_start"]
j1.allow_simultaneous = True
j1.status = 'pending'
j1.save()
j2 = objects.jobs["job_should_not_start"]
j2.allow_simultaneous = True
j2.status = 'pending'
j2.save()
with mock.patch("awx.main.scheduler.TaskManager.start_task"):
TaskManager().schedule()
TaskManager.start_task.assert_has_calls([mock.call(j1, default_instance_group, [], instance),
mock.call(j2, default_instance_group, [], instance)])
@pytest.mark.django_db
def test_multi_jt_capacity_blocking(default_instance_group, job_template_factory, mocker):
instance = default_instance_group.instances.all()[0]
objects1 = job_template_factory('jt1', organization='org1', project='proj1',
inventory='inv1', credential='cred1',
jobs=["job_should_start"])
objects2 = job_template_factory('jt2', organization='org2', project='proj2',
inventory='inv2', credential='cred2',
jobs=["job_should_not_start"])
j1 = objects1.jobs["job_should_start"]
j1.status = 'pending'
j1.save()
j2 = objects2.jobs["job_should_not_start"]
j2.status = 'pending'
j2.save()
tm = TaskManager()
with mock.patch('awx.main.models.Job.task_impact', new_callable=mock.PropertyMock) as mock_task_impact:
mock_task_impact.return_value = 500
with mock.patch.object(TaskManager, "start_task", wraps=tm.start_task) as mock_job:
tm.schedule()
mock_job.assert_called_once_with(j1, default_instance_group, [], instance)
j1.status = "successful"
j1.save()
with mock.patch.object(TaskManager, "start_task", wraps=tm.start_task) as mock_job:
tm.schedule()
mock_job.assert_called_once_with(j2, default_instance_group, [], instance)
@pytest.mark.django_db
def test_single_job_dependencies_project_launch(default_instance_group, job_template_factory, mocker):
objects = job_template_factory('jt', organization='org1', project='proj',
inventory='inv', credential='cred',
jobs=["job_should_start"])
instance = default_instance_group.instances.all()[0]
j = objects.jobs["job_should_start"]
j.status = 'pending'
j.save()
p = objects.project
p.scm_update_on_launch = True
p.scm_update_cache_timeout = 0
p.scm_type = "git"
p.scm_url = "http://github.com/ansible/ansible.git"
p.save(skip_update=True)
with mock.patch("awx.main.scheduler.TaskManager.start_task"):
tm = TaskManager()
with mock.patch.object(TaskManager, "create_project_update", wraps=tm.create_project_update) as mock_pu:
tm.schedule()
mock_pu.assert_called_once_with(j)
pu = [x for x in p.project_updates.all()]
assert len(pu) == 1
TaskManager.start_task.assert_called_once_with(pu[0], default_instance_group, [j], instance)
pu[0].status = "successful"
pu[0].save()
with mock.patch("awx.main.scheduler.TaskManager.start_task"):
TaskManager().schedule()
TaskManager.start_task.assert_called_once_with(j, default_instance_group, [], instance)
@pytest.mark.django_db
def test_single_job_dependencies_inventory_update_launch(default_instance_group, job_template_factory, mocker, inventory_source_factory):
objects = job_template_factory('jt', organization='org1', project='proj',
inventory='inv', credential='cred',
jobs=["job_should_start"])
instance = default_instance_group.instances.all()[0]
j = objects.jobs["job_should_start"]
j.status = 'pending'
j.save()
i = objects.inventory
ii = inventory_source_factory("ec2")
ii.source = "ec2"
ii.update_on_launch = True
ii.update_cache_timeout = 0
ii.save()
i.inventory_sources.add(ii)
with mock.patch("awx.main.scheduler.TaskManager.start_task"):
tm = TaskManager()
with mock.patch.object(TaskManager, "create_inventory_update", wraps=tm.create_inventory_update) as mock_iu:
tm.schedule()
mock_iu.assert_called_once_with(j, ii)
iu = [x for x in ii.inventory_updates.all()]
assert len(iu) == 1
TaskManager.start_task.assert_called_once_with(iu[0], default_instance_group, [j], instance)
iu[0].status = "successful"
iu[0].save()
with mock.patch("awx.main.scheduler.TaskManager.start_task"):
TaskManager().schedule()
TaskManager.start_task.assert_called_once_with(j, default_instance_group, [], instance)
@pytest.mark.django_db
def test_job_dependency_with_already_updated(default_instance_group, job_template_factory, mocker, inventory_source_factory):
objects = job_template_factory('jt', organization='org1', project='proj',
inventory='inv', credential='cred',
jobs=["job_should_start"])
instance = default_instance_group.instances.all()[0]
j = objects.jobs["job_should_start"]
j.status = 'pending'
j.save()
i = objects.inventory
ii = inventory_source_factory("ec2")
ii.source = "ec2"
ii.update_on_launch = True
ii.update_cache_timeout = 0
ii.save()
i.inventory_sources.add(ii)
j.start_args = json.dumps(dict(inventory_sources_already_updated=[ii.id]))
j.save()
j.start_args = encrypt_field(j, field_name="start_args")
j.save()
with mock.patch("awx.main.scheduler.TaskManager.start_task"):
tm = TaskManager()
with mock.patch.object(TaskManager, "create_inventory_update", wraps=tm.create_inventory_update) as mock_iu:
tm.schedule()
mock_iu.assert_not_called()
with mock.patch("awx.main.scheduler.TaskManager.start_task"):
TaskManager().schedule()
TaskManager.start_task.assert_called_once_with(j, default_instance_group, [], instance)
@pytest.mark.django_db
def test_shared_dependencies_launch(default_instance_group, job_template_factory, mocker, inventory_source_factory):
instance = default_instance_group.instances.all()[0]
objects = job_template_factory('jt', organization='org1', project='proj',
inventory='inv', credential='cred',
jobs=["first_job", "second_job"])
j1 = objects.jobs["first_job"]
j1.status = 'pending'
j1.save()
j2 = objects.jobs["second_job"]
j2.status = 'pending'
j2.save()
p = objects.project
p.scm_update_on_launch = True
p.scm_update_cache_timeout = 300
p.scm_type = "git"
p.scm_url = "http://github.com/ansible/ansible.git"
p.save()
i = objects.inventory
ii = inventory_source_factory("ec2")
ii.source = "ec2"
ii.update_on_launch = True
ii.update_cache_timeout = 300
ii.save()
i.inventory_sources.add(ii)
with mock.patch("awx.main.scheduler.TaskManager.start_task"):
TaskManager().schedule()
pu = p.project_updates.first()
iu = ii.inventory_updates.first()
TaskManager.start_task.assert_has_calls([mock.call(iu, default_instance_group, [j1, j2, pu], instance),
mock.call(pu, default_instance_group, [j1, j2, iu], instance)])
pu.status = "successful"
pu.finished = pu.created + timedelta(seconds=1)
pu.save()
iu.status = "successful"
iu.finished = iu.created + timedelta(seconds=1)
iu.save()
with mock.patch("awx.main.scheduler.TaskManager.start_task"):
TaskManager().schedule()
TaskManager.start_task.assert_called_once_with(j1, default_instance_group, [], instance)
j1.status = "successful"
j1.save()
with mock.patch("awx.main.scheduler.TaskManager.start_task"):
TaskManager().schedule()
TaskManager.start_task.assert_called_once_with(j2, default_instance_group, [], instance)
pu = [x for x in p.project_updates.all()]
iu = [x for x in ii.inventory_updates.all()]
assert len(pu) == 1
assert len(iu) == 1
@pytest.mark.django_db
def test_job_not_blocking_project_update(default_instance_group, job_template_factory):
objects = job_template_factory('jt', organization='org1', project='proj',
inventory='inv', credential='cred',
jobs=["job"])
job = objects.jobs["job"]
job.instance_group = default_instance_group
job.status = "running"
job.save()
with mock.patch("awx.main.scheduler.TaskManager.start_task"):
task_manager = TaskManager()
task_manager._schedule()
proj = objects.project
project_update = proj.create_project_update()
project_update.instance_group = default_instance_group
project_update.status = "pending"
project_update.save()
assert not task_manager.job_blocked_by(project_update)
dependency_graph = DependencyGraph()
dependency_graph.add_job(job)
assert not dependency_graph.task_blocked_by(project_update)
@pytest.mark.django_db
def test_job_not_blocking_inventory_update(default_instance_group, job_template_factory, inventory_source_factory):
objects = job_template_factory('jt', organization='org1', project='proj',
inventory='inv', credential='cred',
jobs=["job"])
job = objects.jobs["job"]
job.instance_group = default_instance_group
job.status = "running"
job.save()
with mock.patch("awx.main.scheduler.TaskManager.start_task"):
task_manager = TaskManager()
task_manager._schedule()
inv = objects.inventory
inv_source = inventory_source_factory("ec2")
inv_source.source = "ec2"
inv.inventory_sources.add(inv_source)
inventory_update = inv_source.create_inventory_update()
inventory_update.instance_group = default_instance_group
inventory_update.status = "pending"
inventory_update.save()
assert not task_manager.job_blocked_by(inventory_update)
dependency_graph = DependencyGraph()
dependency_graph.add_job(job)
assert not dependency_graph.task_blocked_by(inventory_update)
@pytest.mark.django_db
def test_generate_dependencies_only_once(job_template_factory):
objects = job_template_factory('jt', organization='org1')
job = objects.job_template.create_job()
job.status = "pending"
job.name = "job_gen_dep"
job.save()
with mock.patch("awx.main.scheduler.TaskManager.start_task"):
# job starts with dependencies_processed as False
assert not job.dependencies_processed
# run one cycle of ._schedule() to generate dependencies
TaskManager()._schedule()
# make sure dependencies_processed is now True
job = Job.objects.filter(name="job_gen_dep")[0]
assert job.dependencies_processed
# Run ._schedule() again, but make sure .generate_dependencies() is not
# called with job in the argument list
tm = TaskManager()
tm.generate_dependencies = mock.MagicMock()
tm._schedule()
# .call_args is tuple, (positional_args, kwargs), [0][0] then is
# the first positional arg, i.e. the first argument of
# .generate_dependencies()
assert tm.generate_dependencies.call_args[0][0] == []