| #!/usr/bin/python |
| # pylint: disable=missing-docstring |
| |
| import logging, os, signal, unittest |
| import common |
| import mock |
| from autotest_lib.client.common_lib import enum, global_config, host_protections |
| from autotest_lib.database import database_connection |
| from autotest_lib.frontend import setup_django_environment |
| from autotest_lib.frontend.afe import frontend_test_utils, models |
| from autotest_lib.frontend.afe import model_attributes |
| from autotest_lib.scheduler import drone_manager, email_manager |
| from autotest_lib.scheduler import monitor_db, scheduler_models |
| from autotest_lib.scheduler import scheduler_config |
| from autotest_lib.scheduler import scheduler_lib |
| |
| HqeStatus = models.HostQueueEntry.Status |
| HostStatus = models.Host.Status |
| |
| class NullMethodObject(object): |
| _NULL_METHODS = () |
| |
| def __init__(self): |
| def null_method(*args, **kwargs): |
| pass |
| |
| for method_name in self._NULL_METHODS: |
| setattr(self, method_name, null_method) |
| |
| # the SpecialTask names here must match the suffixes used on the SpecialTask |
| # results directories |
| _PidfileType = enum.Enum('verify', 'cleanup', 'repair', 'job', 'gather', |
| 'parse', 'archive', 'reset', 'provision') |
| |
| |
| _PIDFILE_TO_PIDFILE_TYPE = { |
| drone_manager.AUTOSERV_PID_FILE: _PidfileType.JOB, |
| drone_manager.CRASHINFO_PID_FILE: _PidfileType.GATHER, |
| drone_manager.PARSER_PID_FILE: _PidfileType.PARSE, |
| drone_manager.ARCHIVER_PID_FILE: _PidfileType.ARCHIVE, |
| } |
| |
| |
| _PIDFILE_TYPE_TO_PIDFILE = dict((value, key) for key, value |
| in _PIDFILE_TO_PIDFILE_TYPE.iteritems()) |
| |
| |
| class MockConnectionManager(object): |
| """docstring for MockConnectionManager""" |
| |
| db = None |
| |
| def __init__(self): |
| super(MockConnectionManager, self).__init__() |
| |
| def get_connection(self): |
| assert MockConnectionManager.db |
| return MockConnectionManager.db |
| |
| |
| class MockDroneManager(NullMethodObject): |
| """ |
| Public attributes: |
| max_runnable_processes_value: value returned by max_runnable_processes(). |
| tests can change this to activate throttling. |
| """ |
| _NULL_METHODS = ('reinitialize_drones', 'copy_to_results_repository', |
| 'copy_results_on_drone', 'trigger_refresh', 'sync_refresh') |
| |
| class _DummyPidfileId(object): |
| """ |
| Object to represent pidfile IDs that is opaque to the scheduler code but |
| still debugging-friendly for us. |
| """ |
| def __init__(self, working_directory, pidfile_name, num_processes=None): |
| self._working_directory = working_directory |
| self._pidfile_name = pidfile_name |
| self._num_processes = num_processes |
| self._paired_with_pidfile = None |
| |
| |
| def key(self): |
| """Key for MockDroneManager._pidfile_index""" |
| return (self._working_directory, self._pidfile_name) |
| |
| |
| def __str__(self): |
| return os.path.join(self._working_directory, self._pidfile_name) |
| |
| |
| def __repr__(self): |
| return '<_DummyPidfileId: %s>' % str(self) |
| |
| |
| def __init__(self): |
| super(MockDroneManager, self).__init__() |
| self.process_capacity = 100 |
| |
| # maps result_dir to set of tuples (file_path, file_contents) |
| self._attached_files = {} |
| # maps pidfile IDs to PidfileContents |
| self._pidfiles = {} |
| # pidfile IDs that haven't been created yet |
| self._future_pidfiles = [] |
| # maps _PidfileType to the most recently created pidfile ID of that type |
| self._last_pidfile_id = {} |
| # maps (working_directory, pidfile_name) to pidfile IDs |
| self._pidfile_index = {} |
| # maps process to pidfile IDs |
| self._process_index = {} |
| # tracks pidfiles of processes that have been killed |
| self._pids_to_signals_received = {} |
| # pidfile IDs that have just been unregistered (so will disappear on the |
| # next cycle) |
| self._unregistered_pidfiles = set() |
| # Pids to write exit status for at end of tick |
| self._set_pidfile_exit_status_queue = [] |
| |
| # utility APIs for use by the test |
| |
| def finish_process(self, pidfile_type, exit_status=0): |
| pidfile_id = self._last_pidfile_id[pidfile_type] |
| self._set_pidfile_exit_status(pidfile_id, exit_status) |
| |
| |
| def finish_specific_process(self, working_directory, pidfile_name): |
| pidfile_id = self.pidfile_from_path(working_directory, pidfile_name) |
| self._set_pidfile_exit_status(pidfile_id, 0) |
| |
| def finish_active_process_on_host(self, host_id): |
| match = 'hosts/host%d/' % host_id |
| for pidfile_id in self.nonfinished_pidfile_ids(): |
| if pidfile_id._working_directory.startswith(match): |
| self._set_pidfile_exit_status(pidfile_id, 0) |
| break |
| else: |
| raise KeyError('No active process matched %s' % match) |
| |
| def _set_pidfile_exit_status(self, pidfile_id, exit_status): |
| assert pidfile_id is not None |
| contents = self._pidfiles[pidfile_id] |
| contents.exit_status = exit_status |
| contents.num_tests_failed = 0 |
| |
| |
| def was_last_process_killed(self, pidfile_type, sigs): |
| pidfile_id = self._last_pidfile_id[pidfile_type] |
| return sigs == self._pids_to_signals_received[pidfile_id] |
| |
| |
| def nonfinished_pidfile_ids(self): |
| return [pidfile_id for pidfile_id, pidfile_contents |
| in self._pidfiles.iteritems() |
| if pidfile_contents.exit_status is None] |
| |
| |
| def running_pidfile_ids(self): |
| return [pidfile_id for pidfile_id in self.nonfinished_pidfile_ids() |
| if self._pidfiles[pidfile_id].process is not None] |
| |
| |
| def pidfile_from_path(self, working_directory, pidfile_name): |
| return self._pidfile_index[(working_directory, pidfile_name)] |
| |
| |
| def attached_files(self, working_directory): |
| """ |
| Return dict mapping path to contents for attached files with specified |
| paths. |
| """ |
| return dict((path, contents) for path, contents |
| in self._attached_files.get(working_directory, []) |
| if path is not None) |
| |
| |
| # DroneManager emulation APIs for use by monitor_db |
| |
| def get_orphaned_autoserv_processes(self): |
| return set() |
| |
| |
| def total_running_processes(self): |
| return sum(pidfile_id._num_processes |
| for pidfile_id in self.nonfinished_pidfile_ids()) |
| |
| |
| def max_runnable_processes(self, username, drone_hostnames_allowed): |
| return self.process_capacity - self.total_running_processes() |
| |
| |
| def refresh(self): |
| for pidfile_id in self._unregistered_pidfiles: |
| # intentionally handle non-registered pidfiles silently |
| self._pidfiles.pop(pidfile_id, None) |
| self._unregistered_pidfiles = set() |
| |
| |
| def execute_actions(self): |
| # executing an "execute_command" causes a pidfile to be created |
| for pidfile_id in self._future_pidfiles: |
| # Process objects are opaque to monitor_db |
| process = object() |
| self._pidfiles[pidfile_id].process = process |
| self._process_index[process] = pidfile_id |
| self._future_pidfiles = [] |
| |
| for pidfile_id in self._set_pidfile_exit_status_queue: |
| self._set_pidfile_exit_status(pidfile_id, 271) |
| self._set_pidfile_exit_status_queue = [] |
| |
| |
| def attach_file_to_execution(self, result_dir, file_contents, |
| file_path=None): |
| self._attached_files.setdefault(result_dir, set()).add((file_path, |
| file_contents)) |
| return 'attach_path' |
| |
| |
| def _initialize_pidfile(self, pidfile_id): |
| if pidfile_id not in self._pidfiles: |
| assert pidfile_id.key() not in self._pidfile_index |
| self._pidfiles[pidfile_id] = drone_manager.PidfileContents() |
| self._pidfile_index[pidfile_id.key()] = pidfile_id |
| |
| |
| def _set_last_pidfile(self, pidfile_id, working_directory, pidfile_name): |
| if working_directory.startswith('hosts/'): |
| # such paths look like hosts/host1/1-verify, we'll grab the end |
| type_string = working_directory.rsplit('-', 1)[1] |
| pidfile_type = _PidfileType.get_value(type_string) |
| else: |
| pidfile_type = _PIDFILE_TO_PIDFILE_TYPE[pidfile_name] |
| self._last_pidfile_id[pidfile_type] = pidfile_id |
| |
| |
| def execute_command(self, command, working_directory, pidfile_name, |
| num_processes, log_file=None, paired_with_pidfile=None, |
| username=None, drone_hostnames_allowed=None): |
| logging.debug('Executing %s in %s', command, working_directory) |
| pidfile_id = self._DummyPidfileId(working_directory, pidfile_name) |
| if pidfile_id.key() in self._pidfile_index: |
| pidfile_id = self._pidfile_index[pidfile_id.key()] |
| pidfile_id._num_processes = num_processes |
| pidfile_id._paired_with_pidfile = paired_with_pidfile |
| |
| self._future_pidfiles.append(pidfile_id) |
| self._initialize_pidfile(pidfile_id) |
| self._pidfile_index[(working_directory, pidfile_name)] = pidfile_id |
| self._set_last_pidfile(pidfile_id, working_directory, pidfile_name) |
| return pidfile_id |
| |
| |
| def get_pidfile_contents(self, pidfile_id, use_second_read=False): |
| if pidfile_id not in self._pidfiles: |
| logging.debug('Request for nonexistent pidfile %s', pidfile_id) |
| return self._pidfiles.get(pidfile_id, drone_manager.PidfileContents()) |
| |
| |
| def is_process_running(self, process): |
| return True |
| |
| |
| def register_pidfile(self, pidfile_id): |
| self._initialize_pidfile(pidfile_id) |
| |
| |
| def unregister_pidfile(self, pidfile_id): |
| self._unregistered_pidfiles.add(pidfile_id) |
| |
| |
| def declare_process_count(self, pidfile_id, num_processes): |
| pidfile_id.num_processes = num_processes |
| |
| |
| def absolute_path(self, path): |
| return 'absolute/' + path |
| |
| |
| def write_lines_to_file(self, file_path, lines, paired_with_process=None): |
| # TODO: record this |
| pass |
| |
| |
| def get_pidfile_id_from(self, execution_tag, pidfile_name): |
| default_pidfile = self._DummyPidfileId(execution_tag, pidfile_name, |
| num_processes=0) |
| return self._pidfile_index.get((execution_tag, pidfile_name), |
| default_pidfile) |
| |
| |
| def kill_process(self, process, sig=signal.SIGKILL): |
| pidfile_id = self._process_index[process] |
| |
| if pidfile_id not in self._pids_to_signals_received: |
| self._pids_to_signals_received[pidfile_id] = set() |
| self._pids_to_signals_received[pidfile_id].add(sig) |
| |
| if signal.SIGKILL == sig: |
| self._set_pidfile_exit_status_queue.append(pidfile_id) |
| |
| |
| class MockEmailManager(NullMethodObject): |
| _NULL_METHODS = ('send_queued_emails', 'send_email') |
| |
| def enqueue_notify_email(self, subject, message): |
| logging.warning('enqueue_notify_email: %s', subject) |
| logging.warning(message) |
| |
| |
| class SchedulerFunctionalTest(unittest.TestCase, |
| frontend_test_utils.FrontendTestMixin): |
| # some number of ticks after which the scheduler is presumed to have |
| # stabilized, given no external changes |
| _A_LOT_OF_TICKS = 10 |
| |
| def setUp(self): |
| self._frontend_common_setup() |
| self._set_stubs() |
| self._set_global_config_values() |
| self._create_dispatcher() |
| |
| logging.basicConfig(level=logging.DEBUG) |
| |
| |
| def _create_dispatcher(self): |
| self.dispatcher = monitor_db.Dispatcher() |
| |
| |
| def tearDown(self): |
| self._database.disconnect() |
| self._frontend_common_teardown() |
| |
| |
| def _set_stubs(self): |
| self.mock_config = global_config.FakeGlobalConfig() |
| self.god.stub_with(global_config, 'global_config', self.mock_config) |
| |
| self.mock_drone_manager = MockDroneManager() |
| drone_manager._set_instance(self.mock_drone_manager) |
| |
| self.mock_email_manager = MockEmailManager() |
| self.god.stub_with(email_manager, 'manager', self.mock_email_manager) |
| |
| self._database = ( |
| database_connection.TranslatingDatabase.get_test_database( |
| translators=scheduler_lib._DB_TRANSLATORS)) |
| self._database.connect(db_type='django') |
| self.god.stub_with(monitor_db, '_db', self._database) |
| self.god.stub_with(scheduler_models, '_db', self._database) |
| |
| MockConnectionManager.db = self._database |
| scheduler_lib.ConnectionManager = MockConnectionManager |
| |
| monitor_db.initialize_globals() |
| scheduler_models.initialize_globals() |
| |
| patcher = mock.patch( |
| 'autotest_lib.scheduler.luciferlib.is_lucifer_enabled', |
| lambda: False) |
| patcher.start() |
| self.addCleanup(patcher.stop) |
| |
| |
| def _set_global_config_values(self): |
| self.mock_config.set_config_value('SCHEDULER', 'pidfile_timeout_mins', |
| 1) |
| self.mock_config.set_config_value('SCHEDULER', 'enable_archiving', True) |
| self.mock_config.set_config_value('SCHEDULER', |
| 'clean_interval_minutes', 60) |
| self.mock_config.set_config_value('SCHEDULER', |
| 'max_parse_processes', 50) |
| self.mock_config.set_config_value('SCHEDULER', |
| 'max_transfer_processes', 50) |
| self.mock_config.set_config_value('SCHEDULER', |
| 'clean_interval_minutes', 50) |
| self.mock_config.set_config_value('SCHEDULER', |
| 'max_provision_retries', 1) |
| self.mock_config.set_config_value('SCHEDULER', 'max_repair_limit', 1) |
| self.mock_config.set_config_value( |
| 'SCHEDULER', 'secs_to_wait_for_atomic_group_hosts', 600) |
| self.mock_config.set_config_value( |
| 'SCHEDULER', 'inline_host_acquisition', True) |
| scheduler_config.config.read_config() |
| |
| |
| def _initialize_test(self): |
| self.dispatcher.initialize() |
| |
| |
| def _run_dispatcher(self): |
| for _ in xrange(self._A_LOT_OF_TICKS): |
| self.dispatcher.tick() |
| |
| |
| def test_idle(self): |
| self._initialize_test() |
| self._run_dispatcher() |
| |
| |
| def _assert_process_executed(self, working_directory, pidfile_name): |
| process_was_executed = self.mock_drone_manager.was_process_executed( |
| 'hosts/host1/1-verify', drone_manager.AUTOSERV_PID_FILE) |
| self.assert_(process_was_executed, |
| '%s/%s not executed' % (working_directory, pidfile_name)) |
| |
| |
| def _update_instance(self, model_instance): |
| return type(model_instance).objects.get(pk=model_instance.pk) |
| |
| |
| def _check_statuses(self, queue_entry, queue_entry_status, |
| host_status=None): |
| self._check_entry_status(queue_entry, queue_entry_status) |
| if host_status: |
| self._check_host_status(queue_entry.host, host_status) |
| |
| |
| def _check_entry_status(self, queue_entry, status): |
| # update from DB |
| queue_entry = self._update_instance(queue_entry) |
| self.assertEquals(queue_entry.status, status) |
| |
| |
| def _check_host_status(self, host, status): |
| # update from DB |
| host = self._update_instance(host) |
| self.assertEquals(host.status, status) |
| |
| |
| def _run_pre_job_verify(self, queue_entry): |
| self._run_dispatcher() # launches verify |
| self._check_statuses(queue_entry, HqeStatus.VERIFYING, |
| HostStatus.VERIFYING) |
| self.mock_drone_manager.finish_process(_PidfileType.VERIFY) |
| |
| |
| def test_simple_job(self): |
| self._initialize_test() |
| job, queue_entry = self._make_job_and_queue_entry() |
| self._run_pre_job_verify(queue_entry) |
| self._run_dispatcher() # launches job |
| self._check_statuses(queue_entry, HqeStatus.RUNNING, HostStatus.RUNNING) |
| self._finish_job(queue_entry) |
| self._check_statuses(queue_entry, HqeStatus.COMPLETED, HostStatus.READY) |
| self._assert_nothing_is_running() |
| |
| |
| def _setup_for_pre_job_reset(self): |
| self._initialize_test() |
| job, queue_entry = self._make_job_and_queue_entry() |
| job.reboot_before = model_attributes.RebootBefore.ALWAYS |
| job.save() |
| return queue_entry |
| |
| |
| def _run_pre_job_reset_job(self, queue_entry): |
| self._run_dispatcher() # reset |
| self._check_statuses(queue_entry, HqeStatus.RESETTING, |
| HostStatus.RESETTING) |
| self.mock_drone_manager.finish_process(_PidfileType.RESET) |
| self._run_dispatcher() # job |
| self._finish_job(queue_entry) |
| |
| |
| def test_pre_job_reset(self): |
| queue_entry = self._setup_for_pre_job_reset() |
| self._run_pre_job_reset_job(queue_entry) |
| |
| |
| def _run_pre_job_reset_one_failure(self): |
| queue_entry = self._setup_for_pre_job_reset() |
| self._run_dispatcher() # reset |
| self.mock_drone_manager.finish_process(_PidfileType.RESET, |
| exit_status=256) |
| self._run_dispatcher() # repair |
| self._check_statuses(queue_entry, HqeStatus.QUEUED, |
| HostStatus.REPAIRING) |
| self.mock_drone_manager.finish_process(_PidfileType.REPAIR) |
| return queue_entry |
| |
| |
| def test_pre_job_reset_failure(self): |
| queue_entry = self._run_pre_job_reset_one_failure() |
| # from here the job should run as normal |
| self._run_pre_job_reset_job(queue_entry) |
| |
| |
| def test_pre_job_reset_double_failure(self): |
| # TODO (showard): this test isn't perfect. in reality, when the second |
| # reset fails, it copies its results over to the job directory using |
| # copy_results_on_drone() and then parses them. since we don't handle |
| # that, there appear to be no results at the job directory. the |
| # scheduler handles this gracefully, parsing gets effectively skipped, |
| # and this test passes as is. but we ought to properly test that |
| # behavior. |
| queue_entry = self._run_pre_job_reset_one_failure() |
| self._run_dispatcher() # second reset |
| self.mock_drone_manager.finish_process(_PidfileType.RESET, |
| exit_status=256) |
| self._run_dispatcher() |
| self._check_statuses(queue_entry, HqeStatus.FAILED, |
| HostStatus.REPAIR_FAILED) |
| # nothing else should run |
| self._assert_nothing_is_running() |
| |
| |
| def _assert_nothing_is_running(self): |
| self.assertEquals(self.mock_drone_manager.running_pidfile_ids(), []) |
| |
| |
| def _setup_for_post_job_cleanup(self): |
| self._initialize_test() |
| job, queue_entry = self._make_job_and_queue_entry() |
| job.reboot_after = model_attributes.RebootAfter.ALWAYS |
| job.save() |
| return queue_entry |
| |
| |
| def _run_post_job_cleanup_failure_up_to_repair(self, queue_entry, |
| include_verify=True): |
| if include_verify: |
| self._run_pre_job_verify(queue_entry) |
| self._run_dispatcher() # job |
| self.mock_drone_manager.finish_process(_PidfileType.JOB) |
| self._run_dispatcher() # parsing + cleanup |
| self.mock_drone_manager.finish_process(_PidfileType.PARSE) |
| self.mock_drone_manager.finish_process(_PidfileType.CLEANUP, |
| exit_status=256) |
| self._run_dispatcher() # repair, HQE unaffected |
| return queue_entry |
| |
| |
| def test_post_job_cleanup_failure(self): |
| queue_entry = self._setup_for_post_job_cleanup() |
| self._run_post_job_cleanup_failure_up_to_repair(queue_entry) |
| self._check_statuses(queue_entry, HqeStatus.COMPLETED, |
| HostStatus.REPAIRING) |
| self.mock_drone_manager.finish_process(_PidfileType.REPAIR) |
| self._run_dispatcher() |
| self._check_statuses(queue_entry, HqeStatus.COMPLETED, HostStatus.READY) |
| |
| |
| def test_post_job_cleanup_failure_repair_failure(self): |
| queue_entry = self._setup_for_post_job_cleanup() |
| self._run_post_job_cleanup_failure_up_to_repair(queue_entry) |
| self.mock_drone_manager.finish_process(_PidfileType.REPAIR, |
| exit_status=256) |
| self._run_dispatcher() |
| self._check_statuses(queue_entry, HqeStatus.COMPLETED, |
| HostStatus.REPAIR_FAILED) |
| |
| |
| def _ensure_post_job_process_is_paired(self, queue_entry, pidfile_type): |
| pidfile_name = _PIDFILE_TYPE_TO_PIDFILE[pidfile_type] |
| queue_entry = self._update_instance(queue_entry) |
| pidfile_id = self.mock_drone_manager.pidfile_from_path( |
| queue_entry.execution_path(), pidfile_name) |
| self.assert_(pidfile_id._paired_with_pidfile) |
| |
| |
| def _finish_job(self, queue_entry): |
| self._check_statuses(queue_entry, HqeStatus.RUNNING) |
| self.mock_drone_manager.finish_process(_PidfileType.JOB) |
| self._run_dispatcher() # launches parsing |
| self._check_statuses(queue_entry, HqeStatus.PARSING) |
| self._ensure_post_job_process_is_paired(queue_entry, _PidfileType.PARSE) |
| self._finish_parsing() |
| |
| |
| def _finish_parsing(self): |
| self.mock_drone_manager.finish_process(_PidfileType.PARSE) |
| self._run_dispatcher() |
| |
| |
| def _create_reverify_request(self): |
| host = self.hosts[0] |
| models.SpecialTask.schedule_special_task( |
| host=host, task=models.SpecialTask.Task.VERIFY) |
| return host |
| |
| |
| def test_requested_reverify(self): |
| host = self._create_reverify_request() |
| self._run_dispatcher() |
| self._check_host_status(host, HostStatus.VERIFYING) |
| self.mock_drone_manager.finish_process(_PidfileType.VERIFY) |
| self._run_dispatcher() |
| self._check_host_status(host, HostStatus.READY) |
| |
| |
| def test_requested_reverify_failure(self): |
| host = self._create_reverify_request() |
| self._run_dispatcher() |
| self.mock_drone_manager.finish_process(_PidfileType.VERIFY, |
| exit_status=256) |
| self._run_dispatcher() # repair |
| self._check_host_status(host, HostStatus.REPAIRING) |
| self.mock_drone_manager.finish_process(_PidfileType.REPAIR) |
| self._run_dispatcher() |
| self._check_host_status(host, HostStatus.READY) |
| |
| |
| def _setup_for_do_not_verify(self): |
| self._initialize_test() |
| job, queue_entry = self._make_job_and_queue_entry() |
| queue_entry.host.protection = host_protections.Protection.DO_NOT_VERIFY |
| queue_entry.host.save() |
| return queue_entry |
| |
| |
| def test_do_not_verify_job(self): |
| queue_entry = self._setup_for_do_not_verify() |
| self._run_dispatcher() # runs job directly |
| self._finish_job(queue_entry) |
| |
| |
| def test_do_not_verify_job_with_cleanup(self): |
| queue_entry = self._setup_for_do_not_verify() |
| queue_entry.job.reboot_before = model_attributes.RebootBefore.ALWAYS |
| queue_entry.job.save() |
| |
| self._run_dispatcher() # cleanup |
| self.mock_drone_manager.finish_process(_PidfileType.CLEANUP) |
| self._run_dispatcher() # job |
| self._finish_job(queue_entry) |
| |
| |
| def test_do_not_verify_pre_job_cleanup_failure(self): |
| queue_entry = self._setup_for_do_not_verify() |
| queue_entry.job.reboot_before = model_attributes.RebootBefore.ALWAYS |
| queue_entry.job.save() |
| |
| self._run_dispatcher() # cleanup |
| self.mock_drone_manager.finish_process(_PidfileType.CLEANUP, |
| exit_status=256) |
| self._run_dispatcher() # failure ignored; job runs |
| self._finish_job(queue_entry) |
| |
| |
| def test_do_not_verify_post_job_cleanup_failure(self): |
| queue_entry = self._setup_for_do_not_verify() |
| queue_entry.job.reboot_after = model_attributes.RebootAfter.ALWAYS |
| queue_entry.job.save() |
| |
| self._run_post_job_cleanup_failure_up_to_repair(queue_entry, |
| include_verify=False) |
| # failure ignored, host still set to Ready |
| self._check_statuses(queue_entry, HqeStatus.COMPLETED, HostStatus.READY) |
| self._run_dispatcher() # nothing else runs |
| self._assert_nothing_is_running() |
| |
| |
| def test_do_not_verify_requested_reverify_failure(self): |
| host = self._create_reverify_request() |
| host.protection = host_protections.Protection.DO_NOT_VERIFY |
| host.save() |
| |
| self._run_dispatcher() |
| self.mock_drone_manager.finish_process(_PidfileType.VERIFY, |
| exit_status=256) |
| self._run_dispatcher() |
| self._check_host_status(host, HostStatus.READY) # ignore failure |
| self._assert_nothing_is_running() |
| |
| |
| def test_job_abort_in_verify(self): |
| self._initialize_test() |
| job = self._create_job(hosts=[1]) |
| queue_entries = list(job.hostqueueentry_set.all()) |
| self._run_dispatcher() # launches verify |
| self._check_statuses(queue_entries[0], HqeStatus.VERIFYING) |
| job.hostqueueentry_set.update(aborted=True) |
| self._run_dispatcher() # kills verify, launches cleanup |
| self.assert_(self.mock_drone_manager.was_last_process_killed( |
| _PidfileType.VERIFY, set([signal.SIGKILL]))) |
| self.mock_drone_manager.finish_process(_PidfileType.CLEANUP) |
| self._run_dispatcher() |
| |
| |
| def test_job_abort(self): |
| self._initialize_test() |
| job = self._create_job(hosts=[1]) |
| job.run_reset = False |
| job.save() |
| queue_entries = list(job.hostqueueentry_set.all()) |
| |
| self._run_dispatcher() # launches job |
| |
| self._check_statuses(queue_entries[0], HqeStatus.RUNNING) |
| |
| job.hostqueueentry_set.update(aborted=True) |
| |
| self._run_dispatcher() # kills job, launches gathering |
| |
| self._check_statuses(queue_entries[0], HqeStatus.GATHERING) |
| self.mock_drone_manager.finish_process(_PidfileType.GATHER) |
| self._run_dispatcher() # launches parsing + cleanup |
| queue_entry = job.hostqueueentry_set.all()[0] |
| self._finish_parsing() |
| # The abort will cause gathering to launch a cleanup. |
| self.mock_drone_manager.finish_process(_PidfileType.CLEANUP) |
| self._run_dispatcher() |
| self.mock_drone_manager.finish_process(_PidfileType.RESET) |
| self._run_dispatcher() |
| |
| |
| def test_job_abort_queued_synchronous(self): |
| self._initialize_test() |
| job = self._create_job(hosts=[1,2]) |
| job.synch_count = 2 |
| job.save() |
| |
| job.hostqueueentry_set.update(aborted=True) |
| self._run_dispatcher() |
| for host_queue_entry in job.hostqueueentry_set.all(): |
| self.assertEqual(host_queue_entry.status, |
| HqeStatus.ABORTED) |
| |
| |
| def test_no_pidfile_leaking(self): |
| self._initialize_test() |
| |
| self.test_simple_job() |
| self.mock_drone_manager.refresh() |
| self.assertEquals(self.mock_drone_manager._pidfiles, {}) |
| |
| self.test_job_abort_in_verify() |
| self.mock_drone_manager.refresh() |
| self.assertEquals(self.mock_drone_manager._pidfiles, {}) |
| |
| self.test_job_abort() |
| self.mock_drone_manager.refresh() |
| self.assertEquals(self.mock_drone_manager._pidfiles, {}) |
| |
| |
| def _make_job_and_queue_entry(self): |
| job = self._create_job(hosts=[1]) |
| queue_entry = job.hostqueueentry_set.all()[0] |
| return job, queue_entry |
| |
| |
| def test_recover_running_no_process(self): |
| # recovery should re-execute a Running HQE if no process is found |
| _, queue_entry = self._make_job_and_queue_entry() |
| queue_entry.status = HqeStatus.RUNNING |
| queue_entry.execution_subdir = '1-myuser/host1' |
| queue_entry.save() |
| queue_entry.host.status = HostStatus.RUNNING |
| queue_entry.host.save() |
| |
| self._initialize_test() |
| self._run_dispatcher() |
| self._finish_job(queue_entry) |
| |
| |
| def test_recover_verifying_hqe_no_special_task(self): |
| # recovery should move a Resetting HQE with no corresponding |
| # Verify or Reset SpecialTask back to Queued. |
| _, queue_entry = self._make_job_and_queue_entry() |
| queue_entry.status = HqeStatus.RESETTING |
| queue_entry.save() |
| |
| # make some dummy SpecialTasks that shouldn't count |
| models.SpecialTask.objects.create( |
| host=queue_entry.host, |
| task=models.SpecialTask.Task.RESET, |
| requested_by=models.User.current_user()) |
| models.SpecialTask.objects.create( |
| host=queue_entry.host, |
| task=models.SpecialTask.Task.CLEANUP, |
| queue_entry=queue_entry, |
| is_complete=True, |
| requested_by=models.User.current_user()) |
| |
| self._initialize_test() |
| self._check_statuses(queue_entry, HqeStatus.QUEUED) |
| |
| |
| def _test_recover_verifying_hqe_helper(self, task, pidfile_type): |
| _, queue_entry = self._make_job_and_queue_entry() |
| queue_entry.status = HqeStatus.VERIFYING |
| queue_entry.save() |
| |
| special_task = models.SpecialTask.objects.create( |
| host=queue_entry.host, task=task, queue_entry=queue_entry) |
| |
| self._initialize_test() |
| self._run_dispatcher() |
| self.mock_drone_manager.finish_process(pidfile_type) |
| self._run_dispatcher() |
| # don't bother checking the rest of the job execution, as long as the |
| # SpecialTask ran |
| |
| |
| def test_recover_verifying_hqe_with_cleanup(self): |
| # recover an HQE that was in pre-job cleanup |
| self._test_recover_verifying_hqe_helper(models.SpecialTask.Task.CLEANUP, |
| _PidfileType.CLEANUP) |
| |
| |
| def test_recover_verifying_hqe_with_verify(self): |
| # recover an HQE that was in pre-job verify |
| self._test_recover_verifying_hqe_helper(models.SpecialTask.Task.VERIFY, |
| _PidfileType.VERIFY) |
| |
| |
| def test_recover_parsing(self): |
| self._initialize_test() |
| job, queue_entry = self._make_job_and_queue_entry() |
| job.run_verify = False |
| job.run_reset = False |
| job.reboot_after = model_attributes.RebootAfter.NEVER |
| job.save() |
| |
| self._run_dispatcher() # launches job |
| self.mock_drone_manager.finish_process(_PidfileType.JOB) |
| self._run_dispatcher() # launches parsing |
| |
| # now "restart" the scheduler |
| self._create_dispatcher() |
| self._initialize_test() |
| self._run_dispatcher() |
| self.mock_drone_manager.finish_process(_PidfileType.PARSE) |
| self._run_dispatcher() |
| |
| |
| def test_recover_parsing__no_process_already_aborted(self): |
| _, queue_entry = self._make_job_and_queue_entry() |
| queue_entry.execution_subdir = 'host1' |
| queue_entry.status = HqeStatus.PARSING |
| queue_entry.aborted = True |
| queue_entry.save() |
| |
| self._initialize_test() |
| self._run_dispatcher() |
| |
| |
| def test_job_scheduled_just_after_abort(self): |
| # test a pretty obscure corner case where a job is aborted while queued, |
| # another job is ready to run, and throttling is active. the post-abort |
| # cleanup must not be pre-empted by the second job. |
| # This test kind of doesn't make sense anymore after verify+cleanup |
| # were merged into reset. It should maybe just be removed. |
| job1, queue_entry1 = self._make_job_and_queue_entry() |
| queue_entry1.save() |
| job2, queue_entry2 = self._make_job_and_queue_entry() |
| job2.reboot_before = model_attributes.RebootBefore.IF_DIRTY |
| job2.save() |
| |
| self.mock_drone_manager.process_capacity = 0 |
| self._run_dispatcher() # schedule job1, but won't start verify |
| job1.hostqueueentry_set.update(aborted=True) |
| self.mock_drone_manager.process_capacity = 100 |
| self._run_dispatcher() # reset must run here, not verify for job2 |
| self._check_statuses(queue_entry1, HqeStatus.ABORTED, |
| HostStatus.RESETTING) |
| self.mock_drone_manager.finish_process(_PidfileType.RESET) |
| self._run_dispatcher() # now verify starts for job2 |
| self._check_statuses(queue_entry2, HqeStatus.RUNNING, |
| HostStatus.RUNNING) |
| |
| |
| def test_reverify_interrupting_pre_job(self): |
| # ensure things behave sanely if a reverify is scheduled in the middle |
| # of pre-job actions |
| _, queue_entry = self._make_job_and_queue_entry() |
| |
| self._run_dispatcher() # pre-job verify |
| self._create_reverify_request() |
| self.mock_drone_manager.finish_process(_PidfileType.VERIFY, |
| exit_status=256) |
| self._run_dispatcher() # repair |
| self.mock_drone_manager.finish_process(_PidfileType.REPAIR) |
| self._run_dispatcher() # reverify runs now |
| self.mock_drone_manager.finish_process(_PidfileType.VERIFY) |
| self._run_dispatcher() # pre-job verify |
| self.mock_drone_manager.finish_process(_PidfileType.VERIFY) |
| self._run_dispatcher() # and job runs... |
| self._check_statuses(queue_entry, HqeStatus.RUNNING, HostStatus.RUNNING) |
| self._finish_job(queue_entry) # reverify has been deleted |
| self._check_statuses(queue_entry, HqeStatus.COMPLETED, |
| HostStatus.READY) |
| self._assert_nothing_is_running() |
| |
| |
| def test_reverify_while_job_running(self): |
| # once a job is running, a reverify must not be allowed to preempt |
| # Gathering |
| _, queue_entry = self._make_job_and_queue_entry() |
| self._run_pre_job_verify(queue_entry) |
| self._run_dispatcher() # job runs |
| self._create_reverify_request() |
| # make job end with a signal, so gathering will run |
| self.mock_drone_manager.finish_process(_PidfileType.JOB, |
| exit_status=271) |
| self._run_dispatcher() # gathering must start |
| self.mock_drone_manager.finish_process(_PidfileType.GATHER) |
| self._run_dispatcher() # parsing and cleanup |
| self._finish_parsing() |
| self._run_dispatcher() # now reverify runs |
| self._check_statuses(queue_entry, HqeStatus.FAILED, |
| HostStatus.VERIFYING) |
| self.mock_drone_manager.finish_process(_PidfileType.VERIFY) |
| self._run_dispatcher() |
| self._check_host_status(queue_entry.host, HostStatus.READY) |
| |
| |
| def test_reverify_while_host_pending(self): |
| # ensure that if a reverify is scheduled while a host is in Pending, it |
| # won't run until the host is actually free |
| job = self._create_job(hosts=[1,2]) |
| queue_entry = job.hostqueueentry_set.get(host__hostname='host1') |
| job.synch_count = 2 |
| job.save() |
| |
| host2 = self.hosts[1] |
| host2.locked = True |
| host2.save() |
| |
| self._run_dispatcher() # verify host1 |
| self.mock_drone_manager.finish_process(_PidfileType.VERIFY) |
| self._run_dispatcher() # host1 Pending |
| self._check_statuses(queue_entry, HqeStatus.PENDING, HostStatus.PENDING) |
| self._create_reverify_request() |
| self._run_dispatcher() # nothing should happen here |
| self._check_statuses(queue_entry, HqeStatus.PENDING, HostStatus.PENDING) |
| |
| # now let the job run |
| host2.locked = False |
| host2.save() |
| self._run_dispatcher() # verify host2 |
| self.mock_drone_manager.finish_process(_PidfileType.VERIFY) |
| self._run_dispatcher() # run job |
| self._finish_job(queue_entry) |
| # the reverify should now be running |
| self._check_statuses(queue_entry, HqeStatus.COMPLETED, |
| HostStatus.VERIFYING) |
| self.mock_drone_manager.finish_process(_PidfileType.VERIFY) |
| self._run_dispatcher() |
| self._check_host_status(queue_entry.host, HostStatus.READY) |
| |
| |
| def test_throttling(self): |
| job = self._create_job(hosts=[1,2,3]) |
| job.synch_count = 3 |
| job.save() |
| |
| queue_entries = list(job.hostqueueentry_set.all()) |
| def _check_hqe_statuses(*statuses): |
| for queue_entry, status in zip(queue_entries, statuses): |
| self._check_statuses(queue_entry, status) |
| |
| self.mock_drone_manager.process_capacity = 2 |
| self._run_dispatcher() # verify runs on 1 and 2 |
| queue_entries = list(job.hostqueueentry_set.all()) |
| _check_hqe_statuses(HqeStatus.QUEUED, |
| HqeStatus.VERIFYING, HqeStatus.VERIFYING) |
| self.assertEquals(len(self.mock_drone_manager.running_pidfile_ids()), 2) |
| |
| self.mock_drone_manager.finish_specific_process( |
| 'hosts/host3/1-verify', drone_manager.AUTOSERV_PID_FILE) |
| self.mock_drone_manager.finish_process(_PidfileType.VERIFY) |
| self._run_dispatcher() # verify runs on 3 |
| _check_hqe_statuses(HqeStatus.VERIFYING, HqeStatus.PENDING, |
| HqeStatus.PENDING) |
| |
| self.mock_drone_manager.finish_process(_PidfileType.VERIFY) |
| self._run_dispatcher() # job won't run due to throttling |
| _check_hqe_statuses(HqeStatus.STARTING, HqeStatus.STARTING, |
| HqeStatus.STARTING) |
| self._assert_nothing_is_running() |
| |
| self.mock_drone_manager.process_capacity = 3 |
| self._run_dispatcher() # now job runs |
| _check_hqe_statuses(HqeStatus.RUNNING, HqeStatus.RUNNING, |
| HqeStatus.RUNNING) |
| |
| self.mock_drone_manager.process_capacity = 2 |
| self.mock_drone_manager.finish_process(_PidfileType.JOB, |
| exit_status=271) |
| self._run_dispatcher() # gathering won't run due to throttling |
| _check_hqe_statuses(HqeStatus.GATHERING, HqeStatus.GATHERING, |
| HqeStatus.GATHERING) |
| self._assert_nothing_is_running() |
| |
| self.mock_drone_manager.process_capacity = 3 |
| self._run_dispatcher() # now gathering runs |
| |
| self.mock_drone_manager.process_capacity = 0 |
| self.mock_drone_manager.finish_process(_PidfileType.GATHER) |
| self._run_dispatcher() # parsing runs despite throttling |
| _check_hqe_statuses(HqeStatus.PARSING, HqeStatus.PARSING, |
| HqeStatus.PARSING) |
| |
| |
| def test_abort_starting_while_throttling(self): |
| self._initialize_test() |
| job = self._create_job(hosts=[1,2], synchronous=True) |
| queue_entry = job.hostqueueentry_set.all()[0] |
| job.run_verify = False |
| job.run_reset = False |
| job.reboot_after = model_attributes.RebootAfter.NEVER |
| job.save() |
| |
| self.mock_drone_manager.process_capacity = 0 |
| self._run_dispatcher() # go to starting, but don't start job |
| self._check_statuses(queue_entry, HqeStatus.STARTING, |
| HostStatus.PENDING) |
| |
| job.hostqueueentry_set.update(aborted=True) |
| self._run_dispatcher() |
| self._check_statuses(queue_entry, HqeStatus.GATHERING, |
| HostStatus.RUNNING) |
| |
| self.mock_drone_manager.process_capacity = 5 |
| self._run_dispatcher() |
| self._check_statuses(queue_entry, HqeStatus.ABORTED, |
| HostStatus.CLEANING) |
| |
| |
| def test_simple_metahost_assignment(self): |
| job = self._create_job(metahosts=[1]) |
| self._run_dispatcher() |
| entry = job.hostqueueentry_set.all()[0] |
| self.assertEquals(entry.host.hostname, 'host1') |
| self._check_statuses(entry, HqeStatus.VERIFYING, HostStatus.VERIFYING) |
| self.mock_drone_manager.finish_process(_PidfileType.VERIFY) |
| self._run_dispatcher() |
| self._check_statuses(entry, HqeStatus.RUNNING, HostStatus.RUNNING) |
| # rest of job proceeds normally |
| |
| |
| def test_metahost_fail_verify(self): |
| self.hosts[1].labels.add(self.labels[0]) # put label1 also on host2 |
| job = self._create_job(metahosts=[1]) |
| self._run_dispatcher() # assigned to host1 |
| self.mock_drone_manager.finish_process(_PidfileType.VERIFY, |
| exit_status=256) |
| self._run_dispatcher() # host1 failed, gets reassigned to host2 |
| entry = job.hostqueueentry_set.all()[0] |
| self.assertEquals(entry.host.hostname, 'host2') |
| self._check_statuses(entry, HqeStatus.VERIFYING, HostStatus.VERIFYING) |
| self._check_host_status(self.hosts[0], HostStatus.REPAIRING) |
| |
| self.mock_drone_manager.finish_process(_PidfileType.VERIFY) |
| self._run_dispatcher() |
| self._check_statuses(entry, HqeStatus.RUNNING, HostStatus.RUNNING) |
| |
| |
| def test_hostless_job(self): |
| job = self._create_job(hostless=True) |
| entry = job.hostqueueentry_set.all()[0] |
| |
| self._run_dispatcher() |
| self._check_entry_status(entry, HqeStatus.RUNNING) |
| |
| self.mock_drone_manager.finish_process(_PidfileType.JOB) |
| self._run_dispatcher() |
| self._check_entry_status(entry, HqeStatus.PARSING) |
| self.mock_drone_manager.finish_process(_PidfileType.PARSE) |
| self._run_dispatcher() |
| self._check_entry_status(entry, HqeStatus.COMPLETED) |
| |
| |
| def test_pre_job_keyvals(self): |
| job = self._create_job(hosts=[1]) |
| job.run_verify = False |
| job.run_reset = False |
| job.reboot_before = model_attributes.RebootBefore.NEVER |
| job.save() |
| models.JobKeyval.objects.create(job=job, key='mykey', value='myvalue') |
| |
| self._run_dispatcher() |
| self._finish_job(job.hostqueueentry_set.all()[0]) |
| |
| attached_files = self.mock_drone_manager.attached_files( |
| '1-autotest_system/host1') |
| job_keyval_path = '1-autotest_system/host1/keyval' |
| self.assert_(job_keyval_path in attached_files, attached_files) |
| keyval_contents = attached_files[job_keyval_path] |
| keyval_dict = dict(line.strip().split('=', 1) |
| for line in keyval_contents.splitlines()) |
| self.assert_('job_queued' in keyval_dict, keyval_dict) |
| self.assertEquals(keyval_dict['mykey'], 'myvalue') |
| |
| |
| # This tests the scheduler functions with archiving step disabled |
| class SchedulerFunctionalTestNoArchiving(SchedulerFunctionalTest): |
| def _set_global_config_values(self): |
| super(SchedulerFunctionalTestNoArchiving, self |
| )._set_global_config_values() |
| self.mock_config.set_config_value('SCHEDULER', 'enable_archiving', |
| False) |
| |
| |
| def _finish_parsing(self): |
| self.mock_drone_manager.finish_process(_PidfileType.PARSE) |
| self._run_dispatcher() |
| |
| |
| def _run_post_job_cleanup_failure_up_to_repair(self, queue_entry, |
| include_verify=True): |
| if include_verify: |
| self._run_pre_job_verify(queue_entry) |
| self._run_dispatcher() # job |
| self.mock_drone_manager.finish_process(_PidfileType.JOB) |
| self._run_dispatcher() # parsing + cleanup |
| self.mock_drone_manager.finish_process(_PidfileType.PARSE) |
| self.mock_drone_manager.finish_process(_PidfileType.CLEANUP, |
| exit_status=256) |
| self._run_dispatcher() # repair, HQE unaffected |
| return queue_entry |
| |
| |
| def test_hostless_job(self): |
| job = self._create_job(hostless=True) |
| entry = job.hostqueueentry_set.all()[0] |
| |
| self._run_dispatcher() |
| self._check_entry_status(entry, HqeStatus.RUNNING) |
| |
| self.mock_drone_manager.finish_process(_PidfileType.JOB) |
| self._run_dispatcher() |
| self._check_entry_status(entry, HqeStatus.PARSING) |
| self.mock_drone_manager.finish_process(_PidfileType.PARSE) |
| self._run_dispatcher() |
| self._check_entry_status(entry, HqeStatus.COMPLETED) |
| |
| def test_synchronous_with_reset(self): |
| # For crbug/621257. |
| job = self._create_job(hosts=[1, 2]) |
| job.synch_count = 2 |
| job.reboot_before = model_attributes.RebootBefore.ALWAYS |
| job.save() |
| |
| hqe1 = job.hostqueueentry_set.get(host__hostname='host1') |
| hqe2 = job.hostqueueentry_set.get(host__hostname='host2') |
| |
| self._run_dispatcher() |
| |
| self._check_statuses(hqe1, HqeStatus.RESETTING, HostStatus.RESETTING) |
| self._check_statuses(hqe2, HqeStatus.RESETTING, HostStatus.RESETTING) |
| |
| self.mock_drone_manager.finish_active_process_on_host(1) |
| self._run_dispatcher() |
| |
| self._check_statuses(hqe1, HqeStatus.PENDING, HostStatus.PENDING) |
| self._check_statuses(hqe2, HqeStatus.RESETTING, HostStatus.RESETTING) |
| |
| self.mock_drone_manager.finish_active_process_on_host(2) |
| self._run_dispatcher() |
| |
| self._check_statuses(hqe1, HqeStatus.RUNNING, HostStatus.RUNNING) |
| self._check_statuses(hqe2, HqeStatus.RUNNING, HostStatus.RUNNING) |
| |
| |
| if __name__ == '__main__': |
| unittest.main() |
