| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| # |
| |
| from mox import IgnoreArg, MoxTestBase |
| |
| from apache.aurora.client.api.instance_watcher import InstanceWatcher |
| from apache.aurora.client.api.restarter import Restarter, RestartSettings |
| from apache.aurora.common.aurora_job_key import AuroraJobKey |
| |
| from ...api_util import SchedulerProxyApiSpec |
| |
| from gen.apache.aurora.api.ttypes import ( |
| AssignedTask, |
| Response, |
| ResponseCode, |
| ResponseDetail, |
| Result, |
| ScheduledTask, |
| ScheduleStatus, |
| ScheduleStatusResult, |
| ServerInfo, |
| TaskConfig |
| ) |
| |
| CLUSTER = 'east' |
| JOB = AuroraJobKey(CLUSTER, 'johndoe', 'test', 'test_job') |
| RESTART_SETTINGS = RestartSettings( |
| batch_size=2, |
| watch_secs=45, |
| max_per_instance_failures=0, |
| max_total_failures=0, |
| health_check_interval_seconds=5) |
| |
| |
| def make_response(code=ResponseCode.OK, message='test', result=None): |
| return Response( |
| responseCode=code, |
| details=[ResponseDetail(message=message)], |
| result=result, |
| serverInfo=ServerInfo(clusterName='test')) |
| |
| |
| class TestRestarter(MoxTestBase): |
| |
| def setUp(self): |
| super(TestRestarter, self).setUp() |
| |
| self.mock_instance_watcher = self.mox.CreateMock(InstanceWatcher) |
| self.mock_scheduler_proxy = self.mox.CreateMock(SchedulerProxyApiSpec) |
| |
| self.restarter = Restarter( |
| JOB, |
| RESTART_SETTINGS, |
| self.mock_scheduler_proxy, |
| self.mock_instance_watcher) |
| |
| def mock_restart_instances(self, instances): |
| self.mock_scheduler_proxy.restartShards(JOB.to_thrift(), instances, retry=True).AndReturn( |
| make_response()) |
| self.mock_instance_watcher.watch(instances).AndReturn([]) |
| |
| def test_restart_one_iteration(self): |
| self.mock_status_active_tasks([0, 1, 3, 4, 5]) |
| self.mock_restart_instances([0, 1]) |
| |
| self.mox.ReplayAll() |
| |
| self.restarter.restart([0, 1]) |
| |
| def mock_three_iterations(self): |
| self.mock_restart_instances([0, 1]) |
| self.mock_restart_instances([3, 4]) |
| self.mock_restart_instances([5]) |
| |
| def test_rolling_restart(self): |
| self.mock_status_active_tasks([0, 1, 3, 4, 5]) |
| self.mock_three_iterations() |
| |
| self.mox.ReplayAll() |
| |
| self.restarter.restart([0, 1, 3, 4, 5]) |
| |
| def mock_status_active_tasks(self, instance_ids): |
| tasks = [] |
| for i in instance_ids: |
| tasks.append(ScheduledTask( |
| status=ScheduleStatus.RUNNING, |
| assignedTask=AssignedTask(task=TaskConfig(), instanceId=i) |
| )) |
| response = make_response(result=Result(scheduleStatusResult=ScheduleStatusResult(tasks=tasks))) |
| self.mock_scheduler_proxy.getTasksWithoutConfigs(IgnoreArg(), retry=True).AndReturn(response) |
| |
| def test_restart_all_instances(self): |
| self.mock_status_active_tasks([0, 1, 3, 4, 5]) |
| self.mock_three_iterations() |
| |
| self.mox.ReplayAll() |
| |
| self.restarter.restart(None) |
| |
| def mock_status_no_active_task(self): |
| response = make_response(code=ResponseCode.INVALID_REQUEST) |
| self.mock_scheduler_proxy.getTasksWithoutConfigs(IgnoreArg(), retry=True).AndReturn(response) |
| |
| def test_restart_no_instance_active(self): |
| self.mock_status_no_active_task() |
| |
| self.mox.ReplayAll() |
| |
| self.restarter.restart(None) |
| |
| def mock_restart_fails(self): |
| response = make_response(code=ResponseCode.ERROR, message='test error') |
| self.mock_scheduler_proxy.restartShards(JOB.to_thrift(), IgnoreArg(), retry=True).AndReturn( |
| response) |
| |
| def test_restart_instance_fails(self): |
| self.mock_status_active_tasks([0, 1]) |
| self.mock_restart_fails() |
| |
| self.mox.ReplayAll() |
| |
| assert self.restarter.restart(None).responseCode == ResponseCode.ERROR |
| |
| def mock_restart_watch_fails(self, instances): |
| self.mock_scheduler_proxy.restartShards(JOB.to_thrift(), instances, retry=True).AndReturn( |
| make_response()) |
| self.mock_instance_watcher.watch(instances).AndReturn(instances) |
| |
| def test_restart_instances_watch_fails(self): |
| instances = [0, 1] |
| self.mock_status_active_tasks(instances) |
| self.mock_restart_watch_fails(instances) |
| |
| self.mox.ReplayAll() |
| |
| self.restarter.restart(None) |