279 lines
11 KiB
Python
279 lines
11 KiB
Python
# Copyright 2018 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 json
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import mock
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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 import status
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from qinling.tests.unit.api import base
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from qinling.tests.unit import base as unit_base
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class TestFunctionVersionController(base.APITest):
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def setUp(self):
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super(TestFunctionVersionController, self).setUp()
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self.db_func = self.create_function()
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self.func_id = self.db_func.id
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@mock.patch('qinling.storage.file_system.FileSystemStorage.copy')
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@mock.patch('qinling.storage.file_system.FileSystemStorage.changed_since')
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@mock.patch('qinling.utils.etcd_util.get_function_version_lock')
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def test_post(self, mock_etcd_lock, mock_changed, mock_copy):
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lock = mock.Mock()
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mock_etcd_lock.return_value.__enter__.return_value = lock
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lock.is_acquired.return_value = True
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mock_changed.return_value = True
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# Getting function and versions needs to happen in a db transaction
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with db_api.transaction():
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func_db = db_api.get_function(self.func_id)
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self.assertEqual(0, len(func_db.versions))
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body = {'description': 'new version'}
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resp = self.app.post_json('/v1/functions/%s/versions' % self.func_id,
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body)
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self.assertEqual(201, resp.status_int)
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self._assertDictContainsSubset(resp.json, body)
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mock_changed.assert_called_once_with(unit_base.DEFAULT_PROJECT_ID,
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self.func_id, "fake_md5", 0)
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mock_copy.assert_called_once_with(unit_base.DEFAULT_PROJECT_ID,
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self.func_id, "fake_md5", 0)
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# We need to set context as it was removed after the API call
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context.set_ctx(self.ctx)
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with db_api.transaction():
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func_db = db_api.get_function(self.func_id)
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self.assertEqual(1, len(func_db.versions))
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# Verify the latest function version by calling API
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resp = self.app.get('/v1/functions/%s' % self.func_id)
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self.assertEqual(200, resp.status_int)
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self.assertEqual(1, resp.json.get('latest_version'))
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@mock.patch('qinling.storage.file_system.FileSystemStorage.changed_since')
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@mock.patch('qinling.utils.etcd_util.get_function_version_lock')
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def test_post_not_change(self, mock_etcd_lock, mock_changed):
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lock = mock.Mock()
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mock_etcd_lock.return_value.__enter__.return_value = lock
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lock.is_acquired.return_value = True
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mock_changed.return_value = False
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body = {'description': 'new version'}
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resp = self.app.post_json('/v1/functions/%s/versions' % self.func_id,
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body,
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expect_errors=True)
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self.assertEqual(403, resp.status_int)
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@mock.patch('qinling.utils.etcd_util.get_function_version_lock')
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def test_post_max_versions(self, mock_etcd_lock):
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lock = mock.Mock()
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mock_etcd_lock.return_value.__enter__.return_value = lock
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lock.is_acquired.return_value = True
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for i in range(10):
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self.create_function_version(i, function_id=self.func_id)
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resp = self.app.post_json('/v1/functions/%s/versions' % self.func_id,
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{},
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expect_errors=True)
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self.assertEqual(403, resp.status_int)
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@mock.patch('qinling.utils.etcd_util.get_function_version_lock')
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def test_post_etcd_lock_failed(self, mock_etcd_lock):
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lock = mock.Mock()
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mock_etcd_lock.return_value.__enter__.return_value = lock
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lock.is_acquired.return_value = False
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body = {'description': 'new version'}
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resp = self.app.post_json('/v1/functions/%s/versions' % self.func_id,
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body, expect_errors=True)
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self.assertEqual(500, resp.status_int)
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self.assertEqual("Internal server error.", resp.json['faultstring'])
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def test_get_all(self):
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db_api.increase_function_version(self.func_id, 0,
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description="version 1")
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resp = self.app.get('/v1/functions/%s/versions' % self.func_id)
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self.assertEqual(200, resp.status_int)
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actual = self._assert_single_item(resp.json['function_versions'],
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version_number=1)
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self.assertEqual("version 1", actual.get('description'))
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def test_get(self):
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db_api.increase_function_version(self.func_id, 0,
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description="version 1")
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resp = self.app.get('/v1/functions/%s/versions/1' % self.func_id)
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self.assertEqual(200, resp.status_int)
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self.assertEqual("version 1", resp.json.get('description'))
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@mock.patch('qinling.utils.etcd_util.delete_function')
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@mock.patch('qinling.rpc.EngineClient.delete_function')
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@mock.patch('qinling.storage.file_system.FileSystemStorage.delete')
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def test_delete(self, mock_package_delete, mock_engine_delete,
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mock_etcd_delete):
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db_api.increase_function_version(self.func_id, 0,
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description="version 1")
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resp = self.app.delete('/v1/functions/%s/versions/1' % self.func_id)
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self.assertEqual(204, resp.status_int)
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mock_engine_delete.assert_called_once_with(self.func_id, version=1)
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mock_etcd_delete.assert_called_once_with(self.func_id, version=1)
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mock_package_delete.assert_called_once_with(
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unit_base.DEFAULT_PROJECT_ID,
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self.func_id, None, version=1
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)
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# We need to set context as it was removed after the API call
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context.set_ctx(self.ctx)
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with db_api.transaction():
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func_db = db_api.get_function(self.func_id)
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self.assertEqual(0, len(func_db.versions))
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self.assertEqual(0, func_db.latest_version)
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def test_delete_with_running_job(self):
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db_api.increase_function_version(self.func_id, 0,
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description="version 1")
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self.create_job(
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self.func_id,
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function_version=1,
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status=status.RUNNING,
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first_execution_time=datetime.utcnow(),
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next_execution_time=datetime.utcnow() + timedelta(hours=1),
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)
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resp = self.app.delete(
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'/v1/functions/%s/versions/1' % self.func_id,
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expect_errors=True
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)
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self.assertEqual(403, resp.status_int)
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def test_delete_with_webhook(self):
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db_api.increase_function_version(self.func_id, 0,
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description="version 1")
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self.create_webhook(self.func_id, function_version=1)
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resp = self.app.delete(
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'/v1/functions/%s/versions/1' % self.func_id,
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expect_errors=True
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)
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self.assertEqual(403, resp.status_int)
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def test_delete_with_alias(self):
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db_api.increase_function_version(self.func_id, 0,
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description="version 1")
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name = self.rand_name(name="alias", prefix=self.prefix)
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body = {
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'function_id': self.func_id,
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'function_version': 1,
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'name': name
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}
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db_api.create_function_alias(**body)
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resp = self.app.delete(
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'/v1/functions/%s/versions/1' % self.func_id,
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expect_errors=True
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)
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self.assertEqual(403, resp.status_int)
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@mock.patch('qinling.rpc.EngineClient.scaleup_function')
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def test_scale_up(self, scaleup_function_mock):
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db_api.increase_function_version(self.func_id, 0)
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body = {'count': 1}
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resp = self.app.post(
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'/v1/functions/%s/versions/1/scale_up' % self.func_id,
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params=json.dumps(body),
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content_type='application/json'
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)
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self.assertEqual(202, resp.status_int)
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scaleup_function_mock.assert_called_once_with(
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self.func_id,
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runtime_id=self.db_func.runtime_id,
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version=1,
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count=1
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)
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@mock.patch('qinling.utils.etcd_util.get_workers')
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@mock.patch('qinling.rpc.EngineClient.scaledown_function')
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def test_scale_down(self, scaledown_function_mock, get_workers_mock):
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db_api.increase_function_version(self.func_id, 0)
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get_workers_mock.return_value = [mock.Mock(), mock.Mock()]
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body = {'count': 1}
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resp = self.app.post(
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'/v1/functions/%s/versions/1/scale_down' % self.func_id,
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params=json.dumps(body),
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content_type='application/json'
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)
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self.assertEqual(202, resp.status_int)
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scaledown_function_mock.assert_called_once_with(self.func_id,
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version=1, count=1)
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@mock.patch('qinling.utils.etcd_util.get_workers')
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@mock.patch('qinling.rpc.EngineClient.scaledown_function')
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def test_scale_down_no_need(self, scaledown_function_mock,
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get_workers_mock):
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db_api.increase_function_version(self.func_id, 0)
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get_workers_mock.return_value = [mock.Mock()]
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body = {'count': 1}
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resp = self.app.post(
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'/v1/functions/%s/versions/1/scale_down' % self.func_id,
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params=json.dumps(body),
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content_type='application/json'
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)
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self.assertEqual(202, resp.status_int)
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scaledown_function_mock.assert_not_called()
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@mock.patch('qinling.utils.etcd_util.delete_function')
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@mock.patch('qinling.rpc.EngineClient.delete_function')
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def test_detach(self, engine_delete_function_mock,
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etcd_delete_function_mock):
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db_api.increase_function_version(self.func_id, 0)
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resp = self.app.post(
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'/v1/functions/%s/versions/1/detach' % self.func_id
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)
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self.assertEqual(202, resp.status_int)
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engine_delete_function_mock.assert_called_once_with(self.func_id,
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version=1)
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etcd_delete_function_mock.assert_called_once_with(self.func_id,
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version=1)
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