237 lines
8.9 KiB
Python
237 lines
8.9 KiB
Python
# Copyright 2017 Catalyst IT Limited
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from datetime import datetime
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from datetime import timedelta
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import time
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import mock
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from oslo_config import cfg
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from qinling import context
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from qinling.db import api as db_api
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from qinling.services import periodics
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from qinling import status
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from qinling.tests.unit import base
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CONF = cfg.CONF
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class TestPeriodics(base.DbTestCase):
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def setUp(self):
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super(TestPeriodics, self).setUp()
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self.override_config('auth_enable', False, group='pecan')
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@mock.patch('qinling.utils.etcd_util.delete_function')
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@mock.patch('qinling.utils.etcd_util.get_service_url')
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def test_handle_function_service_no_function_version(self, mock_etcd_url,
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mock_etcd_delete):
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db_func = self.create_function()
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function_id = db_func.id
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# Update function to simulate function execution
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db_api.update_function(function_id, {'count': 1})
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time.sleep(1.5)
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mock_etcd_url.return_value = 'http://localhost:37718'
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self.override_config('function_service_expiration', 1, 'engine')
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mock_engine = mock.Mock()
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periodics.handle_function_service_expiration(self.ctx, mock_engine)
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mock_engine.delete_function.assert_called_once_with(
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self.ctx, function_id, 0
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)
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mock_etcd_delete.assert_called_once_with(function_id, 0)
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@mock.patch('qinling.utils.etcd_util.delete_function')
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@mock.patch('qinling.utils.etcd_util.get_service_url')
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def test_handle_function_service_with_function_versions(self, mock_srv_url,
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mock_etcd_delete):
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db_func = self.create_function()
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function_id = db_func.id
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self.create_function_version(0, function_id, description="new_version")
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db_api.update_function_version(function_id, 1, count=1)
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time.sleep(1.5)
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self.override_config('function_service_expiration', 1, 'engine')
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# NOTE(huntxu): although we didn't create any execution using version 0
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# of the function, it is updated as a new version is created. So the
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# call to get_service_url with version 0 should return None as there is
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# not any worker for function version 0.
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def mock_srv_url_side_effect(function_id, function_version):
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return 'http://localhost:37718' if function_version != 0 else None
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mock_srv_url.side_effect = mock_srv_url_side_effect
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mock_engine = mock.Mock()
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periodics.handle_function_service_expiration(self.ctx, mock_engine)
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mock_engine.delete_function.assert_called_once_with(
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self.ctx, function_id, 1
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)
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mock_etcd_delete.assert_called_once_with(function_id, 1)
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@mock.patch('qinling.utils.etcd_util.delete_function')
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@mock.patch('qinling.utils.etcd_util.get_service_url')
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def test_handle_function_service_with_versioned_function_version_0(
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self, mock_srv_url, mock_etcd_delete
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):
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# This case tests that if a function has multiple versions, service
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# which serves executions of function version 0 is correctly handled
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# when expired.
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db_func = self.create_function()
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function_id = db_func.id
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self.create_function_version(0, function_id, description="new_version")
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# Simulate an execution using version 0
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db_api.update_function(function_id, {'count': 1})
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time.sleep(1.5)
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self.override_config('function_service_expiration', 1, 'engine')
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mock_srv_url.return_value = 'http://localhost:37718'
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mock_engine = mock.Mock()
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periodics.handle_function_service_expiration(self.ctx, mock_engine)
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mock_engine.delete_function.assert_called_once_with(
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self.ctx, function_id, 0
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)
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mock_etcd_delete.assert_called_once_with(function_id, 0)
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@mock.patch('qinling.utils.jobs.get_next_execution_time')
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def test_job_handler(self, mock_get_next):
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db_func = self.create_function()
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function_id = db_func.id
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self.assertEqual(0, db_func.count)
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now = datetime.utcnow()
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db_job = self.create_job(
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function_id=function_id,
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status=status.RUNNING,
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next_execution_time=now,
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count=2
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)
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job_id = db_job.id
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e_client = mock.Mock()
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mock_get_next.return_value = now + timedelta(seconds=1)
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periodics.handle_job(e_client)
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context.set_ctx(self.ctx)
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db_job = db_api.get_job(job_id)
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self.assertEqual(1, db_job.count)
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db_func = db_api.get_function(function_id)
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self.assertEqual(1, db_func.count)
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db_execs = db_api.get_executions(function_id=function_id)
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self.assertEqual(1, len(db_execs))
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periodics.handle_job(e_client)
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context.set_ctx(self.ctx)
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db_job = db_api.get_job(job_id)
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self.assertEqual(0, db_job.count)
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self.assertEqual(status.DONE, db_job.status)
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db_func = db_api.get_function(function_id)
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self.assertEqual(2, db_func.count)
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db_execs = db_api.get_executions(function_id=function_id)
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self.assertEqual(2, len(db_execs))
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@mock.patch('qinling.utils.jobs.get_next_execution_time')
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def test_job_handler_with_version(self, mock_next_time):
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db_func = self.create_function()
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function_id = db_func.id
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new_version = db_api.increase_function_version(function_id, 0)
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self.assertEqual(0, new_version.count)
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now = datetime.utcnow()
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db_job = self.create_job(
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function_id,
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function_version=1,
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status=status.RUNNING,
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next_execution_time=now,
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count=2
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)
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job_id = db_job.id
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e_client = mock.Mock()
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# It doesn't matter what's the returned value, but need to be in
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# datetime type.
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mock_next_time.return_value = now + timedelta(seconds=1)
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periodics.handle_job(e_client)
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context.set_ctx(self.ctx)
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db_job = db_api.get_job(job_id)
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self.assertEqual(1, db_job.count)
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db_func = db_api.get_function(function_id)
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self.assertEqual(0, db_func.count)
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db_version = db_api.get_function_version(function_id, 1)
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self.assertEqual(1, db_version.count)
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db_execs = db_api.get_executions(function_id=function_id,
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function_version=1)
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self.assertEqual(1, len(db_execs))
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periodics.handle_job(e_client)
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context.set_ctx(self.ctx)
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db_job = db_api.get_job(job_id)
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self.assertEqual(0, db_job.count)
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self.assertEqual(status.DONE, db_job.status)
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db_func = db_api.get_function(function_id)
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self.assertEqual(0, db_func.count)
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db_version = db_api.get_function_version(function_id, 1)
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self.assertEqual(2, db_version.count)
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db_execs = db_api.get_executions(function_id=function_id,
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function_version=1)
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self.assertEqual(2, len(db_execs))
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@mock.patch('qinling.utils.jobs.get_next_execution_time')
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def test_job_handler_with_alias(self, mock_next_time):
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e_client = mock.Mock()
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now = datetime.utcnow()
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# It doesn't matter what's the returned value, but need to be in
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# datetime type.
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mock_next_time.return_value = now + timedelta(seconds=1)
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# Create a alias for a function.
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alias_name = self.rand_name(name="alias", prefix=self.prefix)
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db_func = self.create_function()
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function_id = db_func.id
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db_api.create_function_alias(name=alias_name, function_id=function_id)
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self.create_job(
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function_alias=alias_name,
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status=status.RUNNING,
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next_execution_time=now,
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)
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periodics.handle_job(e_client)
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context.set_ctx(self.ctx)
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# Create function version 1 and update the alias.
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db_api.increase_function_version(function_id, 0)
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db_api.update_function_alias(alias_name, function_version=1)
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periodics.handle_job(e_client)
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context.set_ctx(self.ctx)
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db_func = db_api.get_function(function_id)
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self.assertEqual(1, db_func.count)
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db_version = db_api.get_function_version(function_id, 1)
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self.assertEqual(1, db_version.count)
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db_execs = db_api.get_executions(function_id=function_id)
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self.assertEqual(2, len(db_execs))
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