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How to use running_pidfile_ids method in autotest

Best Python code snippet using autotest_python

monitor_db_functional_test.py

Source:monitor_db_functional_test.py

...114    def nonfinished_pidfile_ids(self):115        return [pidfile_id for pidfile_id, pidfile_contents116                in self._pidfiles.iteritems()117                if pidfile_contents.exit_status is None]118    def running_pidfile_ids(self):119        return [pidfile_id for pidfile_id in self.nonfinished_pidfile_ids()120                if self._pidfiles[pidfile_id].process is not None]121    def pidfile_from_path(self, working_directory, pidfile_name):122        return self._pidfile_index[(working_directory, pidfile_name)]123    def attached_files(self, working_directory):124        """125        Return dict mapping path to contents for attached files with specified126        paths.127        """128        return dict((path, contents) for path, contents129                    in self._attached_files.get(working_directory, [])130                    if path is not None)131    # DroneManager emulation APIs for use by monitor_db132    def get_orphaned_autoserv_processes(self):133        return set()134    def total_running_processes(self):135        return sum(pidfile_id._num_processes136                   for pidfile_id in self.nonfinished_pidfile_ids())137    def max_runnable_processes(self, username, drone_hostnames_allowed):138        return self.process_capacity - self.total_running_processes()139    def refresh(self):140        for pidfile_id in self._unregistered_pidfiles:141            # intentionally handle non-registered pidfiles silently142            self._pidfiles.pop(pidfile_id, None)143        self._unregistered_pidfiles = set()144    def execute_actions(self):145        # executing an "execute_command" causes a pidfile to be created146        for pidfile_id in self._future_pidfiles:147            # Process objects are opaque to monitor_db148            process = object()149            self._pidfiles[pidfile_id].process = process150            self._process_index[process] = pidfile_id151        self._future_pidfiles = []152        for pidfile_id in self._set_pidfile_exit_status_queue:153            self._set_pidfile_exit_status(pidfile_id, 271)154        self._set_pidfile_exit_status_queue = []155    def attach_file_to_execution(self, result_dir, file_contents,156                                 file_path=None):157        self._attached_files.setdefault(result_dir, set()).add((file_path,158                                                                file_contents))159        return 'attach_path'160    def _initialize_pidfile(self, pidfile_id):161        if pidfile_id not in self._pidfiles:162            assert pidfile_id.key() not in self._pidfile_index163            self._pidfiles[pidfile_id] = drone_manager.PidfileContents()164            self._pidfile_index[pidfile_id.key()] = pidfile_id165    def _set_last_pidfile(self, pidfile_id, working_directory, pidfile_name):166        if working_directory.startswith('hosts/'):167            # such paths look like hosts/host1/1-verify, we'll grab the end168            type_string = working_directory.rsplit('-', 1)[1]169            pidfile_type = _PidfileType.get_value(type_string)170        else:171            pidfile_type = _PIDFILE_TO_PIDFILE_TYPE[pidfile_name]172        self._last_pidfile_id[pidfile_type] = pidfile_id173    def execute_command(self, command, working_directory, pidfile_name,174                        num_processes, log_file=None, paired_with_pidfile=None,175                        username=None, drone_hostnames_allowed=None):176        logging.debug('Executing %s in %s', command, working_directory)177        pidfile_id = self._DummyPidfileId(working_directory, pidfile_name)178        if pidfile_id.key() in self._pidfile_index:179            pidfile_id = self._pidfile_index[pidfile_id.key()]180        pidfile_id._num_processes = num_processes181        pidfile_id._paired_with_pidfile = paired_with_pidfile182        self._future_pidfiles.append(pidfile_id)183        self._initialize_pidfile(pidfile_id)184        self._pidfile_index[(working_directory, pidfile_name)] = pidfile_id185        self._set_last_pidfile(pidfile_id, working_directory, pidfile_name)186        return pidfile_id187    def get_pidfile_contents(self, pidfile_id, use_second_read=False):188        if pidfile_id not in self._pidfiles:189            logging.debug('Request for nonexistent pidfile %s', pidfile_id)190        return self._pidfiles.get(pidfile_id, drone_manager.PidfileContents())191    def is_process_running(self, process):192        return True193    def register_pidfile(self, pidfile_id):194        self._initialize_pidfile(pidfile_id)195    def unregister_pidfile(self, pidfile_id):196        self._unregistered_pidfiles.add(pidfile_id)197    def declare_process_count(self, pidfile_id, num_processes):198        pidfile_id.num_processes = num_processes199    def absolute_path(self, path):200        return 'absolute/' + path201    def write_lines_to_file(self, file_path, lines, paired_with_process=None):202        # TODO: record this203        pass204    def get_pidfile_id_from(self, execution_tag, pidfile_name):205        default_pidfile = self._DummyPidfileId(execution_tag, pidfile_name,206                                               num_processes=0)207        return self._pidfile_index.get((execution_tag, pidfile_name),208                                       default_pidfile)209    def kill_process(self, process, sig=signal.SIGKILL):210        pidfile_id = self._process_index[process]211        if pidfile_id not in self._pids_to_signals_received:212            self._pids_to_signals_received[pidfile_id] = set()213        self._pids_to_signals_received[pidfile_id].add(sig)214        if signal.SIGKILL == sig:215            self._set_pidfile_exit_status_queue.append(pidfile_id)216class MockEmailManager(NullMethodObject):217    _NULL_METHODS = ('send_queued_emails', 'send_email')218    def enqueue_notify_email(self, subject, message):219        logging.warning('enqueue_notify_email: %s', subject)220        logging.warning(message)221class SchedulerFunctionalTest(unittest.TestCase,222                              frontend_test_utils.FrontendTestMixin):223    # some number of ticks after which the scheduler is presumed to have224    # stabilized, given no external changes225    _A_LOT_OF_TICKS = 10226    def setUp(self):227        self._frontend_common_setup()228        self._set_stubs()229        self._set_global_config_values()230        self._create_dispatcher()231        logging.basicConfig(level=logging.DEBUG)232    def _create_dispatcher(self):233        self.dispatcher = monitor_db.Dispatcher()234    def tearDown(self):235        self._database.disconnect()236        self._frontend_common_teardown()237    def _set_stubs(self):238        self.mock_config = global_config.FakeGlobalConfig()239        self.god.stub_with(global_config, 'global_config', self.mock_config)240        self.mock_drone_manager = MockDroneManager()241        drone_manager._set_instance(self.mock_drone_manager)242        self.mock_email_manager = MockEmailManager()243        self.god.stub_with(email_manager, 'manager', self.mock_email_manager)244        self._database = (245            database_connection.TranslatingDatabase.get_test_database(246                translators=scheduler_lib._DB_TRANSLATORS))247        self._database.connect(db_type='django')248        self.god.stub_with(monitor_db, '_db', self._database)249        self.god.stub_with(scheduler_models, '_db', self._database)250        MockConnectionManager.db = self._database251        scheduler_lib.ConnectionManager = MockConnectionManager252        monitor_db.initialize_globals()253        scheduler_models.initialize_globals()254        patcher = mock.patch(255                'autotest_lib.scheduler.luciferlib.is_lucifer_enabled',256                lambda: False)257        patcher.start()258        self.addCleanup(patcher.stop)259    def _set_global_config_values(self):260        self.mock_config.set_config_value('SCHEDULER', 'pidfile_timeout_mins',261                                          1)262        self.mock_config.set_config_value('SCHEDULER', 'gc_stats_interval_mins',263                                          999999)264        self.mock_config.set_config_value('SCHEDULER', 'enable_archiving', True)265        self.mock_config.set_config_value('SCHEDULER',266                                          'clean_interval_minutes', 60)267        self.mock_config.set_config_value('SCHEDULER',268                                          'max_parse_processes', 50)269        self.mock_config.set_config_value('SCHEDULER',270                                          'max_transfer_processes', 50)271        self.mock_config.set_config_value('SCHEDULER',272                                          'clean_interval_minutes', 50)273        self.mock_config.set_config_value('SCHEDULER',274                                          'max_provision_retries', 1)275        self.mock_config.set_config_value('SCHEDULER', 'max_repair_limit', 1)276        self.mock_config.set_config_value(277                'SCHEDULER', 'secs_to_wait_for_atomic_group_hosts', 600)278        self.mock_config.set_config_value(279                'SCHEDULER', 'inline_host_acquisition', True)280        scheduler_config.config.read_config()281    def _initialize_test(self):282        self.dispatcher.initialize()283    def _run_dispatcher(self):284        for _ in xrange(self._A_LOT_OF_TICKS):285            self.dispatcher.tick()286    def test_idle(self):287        self._initialize_test()288        self._run_dispatcher()289    def _assert_process_executed(self, working_directory, pidfile_name):290        process_was_executed = self.mock_drone_manager.was_process_executed(291                'hosts/host1/1-verify', drone_manager.AUTOSERV_PID_FILE)292        self.assert_(process_was_executed,293                     '%s/%s not executed' % (working_directory, pidfile_name))294    def _update_instance(self, model_instance):295        return type(model_instance).objects.get(pk=model_instance.pk)296    def _check_statuses(self, queue_entry, queue_entry_status,297                        host_status=None):298        self._check_entry_status(queue_entry, queue_entry_status)299        if host_status:300            self._check_host_status(queue_entry.host, host_status)301    def _check_entry_status(self, queue_entry, status):302        # update from DB303        queue_entry = self._update_instance(queue_entry)304        self.assertEquals(queue_entry.status, status)305    def _check_host_status(self, host, status):306        # update from DB307        host = self._update_instance(host)308        self.assertEquals(host.status, status)309    def _run_pre_job_verify(self, queue_entry):310        self._run_dispatcher() # launches verify311        self._check_statuses(queue_entry, HqeStatus.VERIFYING,312                             HostStatus.VERIFYING)313        self.mock_drone_manager.finish_process(_PidfileType.VERIFY)314    def test_simple_job(self):315        self._initialize_test()316        job, queue_entry = self._make_job_and_queue_entry()317        self._run_pre_job_verify(queue_entry)318        self._run_dispatcher() # launches job319        self._check_statuses(queue_entry, HqeStatus.RUNNING, HostStatus.RUNNING)320        self._finish_job(queue_entry)321        self._check_statuses(queue_entry, HqeStatus.COMPLETED, HostStatus.READY)322        self._assert_nothing_is_running()323    def _setup_for_pre_job_reset(self):324        self._initialize_test()325        job, queue_entry = self._make_job_and_queue_entry()326        job.reboot_before = model_attributes.RebootBefore.ALWAYS327        job.save()328        return queue_entry329    def _run_pre_job_reset_job(self, queue_entry):330        self._run_dispatcher() # reset331        self._check_statuses(queue_entry, HqeStatus.RESETTING,332                             HostStatus.RESETTING)333        self.mock_drone_manager.finish_process(_PidfileType.RESET)334        self._run_dispatcher() # job335        self._finish_job(queue_entry)336    def test_pre_job_reset(self):337        queue_entry = self._setup_for_pre_job_reset()338        self._run_pre_job_reset_job(queue_entry)339    def _run_pre_job_reset_one_failure(self):340        queue_entry = self._setup_for_pre_job_reset()341        self._run_dispatcher() # reset342        self.mock_drone_manager.finish_process(_PidfileType.RESET,343                                               exit_status=256)344        self._run_dispatcher() # repair345        self._check_statuses(queue_entry, HqeStatus.QUEUED,346                             HostStatus.REPAIRING)347        self.mock_drone_manager.finish_process(_PidfileType.REPAIR)348        return queue_entry349    def test_pre_job_reset_failure(self):350        queue_entry = self._run_pre_job_reset_one_failure()351        # from here the job should run as normal352        self._run_pre_job_reset_job(queue_entry)353    def test_pre_job_reset_double_failure(self):354        # TODO (showard): this test isn't perfect.  in reality, when the second355        # reset fails, it copies its results over to the job directory using356        # copy_results_on_drone() and then parses them.  since we don't handle357        # that, there appear to be no results at the job directory.  the358        # scheduler handles this gracefully, parsing gets effectively skipped,359        # and this test passes as is.  but we ought to properly test that360        # behavior.361        queue_entry = self._run_pre_job_reset_one_failure()362        self._run_dispatcher() # second reset363        self.mock_drone_manager.finish_process(_PidfileType.RESET,364                                               exit_status=256)365        self._run_dispatcher()366        self._check_statuses(queue_entry, HqeStatus.FAILED,367                             HostStatus.REPAIR_FAILED)368        # nothing else should run369        self._assert_nothing_is_running()370    def _assert_nothing_is_running(self):371        self.assertEquals(self.mock_drone_manager.running_pidfile_ids(), [])372    def _setup_for_post_job_cleanup(self):373        self._initialize_test()374        job, queue_entry = self._make_job_and_queue_entry()375        job.reboot_after = model_attributes.RebootAfter.ALWAYS376        job.save()377        return queue_entry378    def _run_post_job_cleanup_failure_up_to_repair(self, queue_entry,379                                                   include_verify=True):380        if include_verify:381            self._run_pre_job_verify(queue_entry)382        self._run_dispatcher() # job383        self.mock_drone_manager.finish_process(_PidfileType.JOB)384        self._run_dispatcher() # parsing + cleanup385        self.mock_drone_manager.finish_process(_PidfileType.PARSE)386        self.mock_drone_manager.finish_process(_PidfileType.CLEANUP,387                                               exit_status=256)388        self._run_dispatcher() # repair, HQE unaffected389        return queue_entry390    def test_post_job_cleanup_failure(self):391        queue_entry = self._setup_for_post_job_cleanup()392        self._run_post_job_cleanup_failure_up_to_repair(queue_entry)393        self._check_statuses(queue_entry, HqeStatus.COMPLETED,394                             HostStatus.REPAIRING)395        self.mock_drone_manager.finish_process(_PidfileType.REPAIR)396        self._run_dispatcher()397        self._check_statuses(queue_entry, HqeStatus.COMPLETED, HostStatus.READY)398    def test_post_job_cleanup_failure_repair_failure(self):399        queue_entry = self._setup_for_post_job_cleanup()400        self._run_post_job_cleanup_failure_up_to_repair(queue_entry)401        self.mock_drone_manager.finish_process(_PidfileType.REPAIR,402                                               exit_status=256)403        self._run_dispatcher()404        self._check_statuses(queue_entry, HqeStatus.COMPLETED,405                             HostStatus.REPAIR_FAILED)406    def _ensure_post_job_process_is_paired(self, queue_entry, pidfile_type):407        pidfile_name = _PIDFILE_TYPE_TO_PIDFILE[pidfile_type]408        queue_entry = self._update_instance(queue_entry)409        pidfile_id = self.mock_drone_manager.pidfile_from_path(410                queue_entry.execution_path(), pidfile_name)411        self.assert_(pidfile_id._paired_with_pidfile)412    def _finish_job(self, queue_entry):413        self._check_statuses(queue_entry, HqeStatus.RUNNING)414        self.mock_drone_manager.finish_process(_PidfileType.JOB)415        self._run_dispatcher() # launches parsing416        self._check_statuses(queue_entry, HqeStatus.PARSING)417        self._ensure_post_job_process_is_paired(queue_entry, _PidfileType.PARSE)418        self._finish_parsing()419    def _finish_parsing(self):420        self.mock_drone_manager.finish_process(_PidfileType.PARSE)421        self._run_dispatcher()422    def _create_reverify_request(self):423        host = self.hosts[0]424        models.SpecialTask.schedule_special_task(425                host=host, task=models.SpecialTask.Task.VERIFY)426        return host427    def test_requested_reverify(self):428        host = self._create_reverify_request()429        self._run_dispatcher()430        self._check_host_status(host, HostStatus.VERIFYING)431        self.mock_drone_manager.finish_process(_PidfileType.VERIFY)432        self._run_dispatcher()433        self._check_host_status(host, HostStatus.READY)434    def test_requested_reverify_failure(self):435        host = self._create_reverify_request()436        self._run_dispatcher()437        self.mock_drone_manager.finish_process(_PidfileType.VERIFY,438                                               exit_status=256)439        self._run_dispatcher() # repair440        self._check_host_status(host, HostStatus.REPAIRING)441        self.mock_drone_manager.finish_process(_PidfileType.REPAIR)442        self._run_dispatcher()443        self._check_host_status(host, HostStatus.READY)444    def _setup_for_do_not_verify(self):445        self._initialize_test()446        job, queue_entry = self._make_job_and_queue_entry()447        queue_entry.host.protection = host_protections.Protection.DO_NOT_VERIFY448        queue_entry.host.save()449        return queue_entry450    def test_do_not_verify_job(self):451        queue_entry = self._setup_for_do_not_verify()452        self._run_dispatcher() # runs job directly453        self._finish_job(queue_entry)454    def test_do_not_verify_job_with_cleanup(self):455        queue_entry = self._setup_for_do_not_verify()456        queue_entry.job.reboot_before = model_attributes.RebootBefore.ALWAYS457        queue_entry.job.save()458        self._run_dispatcher() # cleanup459        self.mock_drone_manager.finish_process(_PidfileType.CLEANUP)460        self._run_dispatcher() # job461        self._finish_job(queue_entry)462    def test_do_not_verify_pre_job_cleanup_failure(self):463        queue_entry = self._setup_for_do_not_verify()464        queue_entry.job.reboot_before = model_attributes.RebootBefore.ALWAYS465        queue_entry.job.save()466        self._run_dispatcher() # cleanup467        self.mock_drone_manager.finish_process(_PidfileType.CLEANUP,468                                               exit_status=256)469        self._run_dispatcher() # failure ignored; job runs470        self._finish_job(queue_entry)471    def test_do_not_verify_post_job_cleanup_failure(self):472        queue_entry = self._setup_for_do_not_verify()473        queue_entry.job.reboot_after = model_attributes.RebootAfter.ALWAYS474        queue_entry.job.save()475        self._run_post_job_cleanup_failure_up_to_repair(queue_entry,476                                                        include_verify=False)477        # failure ignored, host still set to Ready478        self._check_statuses(queue_entry, HqeStatus.COMPLETED, HostStatus.READY)479        self._run_dispatcher() # nothing else runs480        self._assert_nothing_is_running()481    def test_do_not_verify_requested_reverify_failure(self):482        host = self._create_reverify_request()483        host.protection = host_protections.Protection.DO_NOT_VERIFY484        host.save()485        self._run_dispatcher()486        self.mock_drone_manager.finish_process(_PidfileType.VERIFY,487                                               exit_status=256)488        self._run_dispatcher()489        self._check_host_status(host, HostStatus.READY) # ignore failure490        self._assert_nothing_is_running()491    def test_job_abort_in_verify(self):492        self._initialize_test()493        job = self._create_job(hosts=[1])494        queue_entries = list(job.hostqueueentry_set.all())495        self._run_dispatcher() # launches verify496        self._check_statuses(queue_entries[0], HqeStatus.VERIFYING)497        job.hostqueueentry_set.update(aborted=True)498        self._run_dispatcher() # kills verify, launches cleanup499        self.assert_(self.mock_drone_manager.was_last_process_killed(500                _PidfileType.VERIFY, set([signal.SIGKILL])))501        self.mock_drone_manager.finish_process(_PidfileType.CLEANUP)502        self._run_dispatcher()503    def test_job_abort(self):504        self._initialize_test()505        job = self._create_job(hosts=[1])506        job.run_reset = False507        job.save()508        queue_entries = list(job.hostqueueentry_set.all())509        self._run_dispatcher() # launches job510        self._check_statuses(queue_entries[0], HqeStatus.RUNNING)511        job.hostqueueentry_set.update(aborted=True)512        self._run_dispatcher() # kills job, launches gathering513        self._check_statuses(queue_entries[0], HqeStatus.GATHERING)514        self.mock_drone_manager.finish_process(_PidfileType.GATHER)515        self._run_dispatcher() # launches parsing + cleanup516        queue_entry = job.hostqueueentry_set.all()[0]517        self._finish_parsing()518        # The abort will cause gathering to launch a cleanup.519        self.mock_drone_manager.finish_process(_PidfileType.CLEANUP)520        self._run_dispatcher()521        self.mock_drone_manager.finish_process(_PidfileType.RESET)522        self._run_dispatcher()523    def test_job_abort_queued_synchronous(self):524        self._initialize_test()525        job = self._create_job(hosts=[1,2])526        job.synch_count = 2527        job.save()528        job.hostqueueentry_set.update(aborted=True)529        self._run_dispatcher()530        for host_queue_entry in job.hostqueueentry_set.all():531            self.assertEqual(host_queue_entry.status,532                             HqeStatus.ABORTED)533    def test_no_pidfile_leaking(self):534        self._initialize_test()535        self.test_simple_job()536        self.mock_drone_manager.refresh()537        self.assertEquals(self.mock_drone_manager._pidfiles, {})538        self.test_job_abort_in_verify()539        self.mock_drone_manager.refresh()540        self.assertEquals(self.mock_drone_manager._pidfiles, {})541        self.test_job_abort()542        self.mock_drone_manager.refresh()543        self.assertEquals(self.mock_drone_manager._pidfiles, {})544    def _make_job_and_queue_entry(self):545        job = self._create_job(hosts=[1])546        queue_entry = job.hostqueueentry_set.all()[0]547        return job, queue_entry548    def test_recover_running_no_process(self):549        # recovery should re-execute a Running HQE if no process is found550        _, queue_entry = self._make_job_and_queue_entry()551        queue_entry.status = HqeStatus.RUNNING552        queue_entry.execution_subdir = '1-myuser/host1'553        queue_entry.save()554        queue_entry.host.status = HostStatus.RUNNING555        queue_entry.host.save()556        self._initialize_test()557        self._run_dispatcher()558        self._finish_job(queue_entry)559    def test_recover_verifying_hqe_no_special_task(self):560        # recovery should move a Resetting HQE with no corresponding561        # Verify or Reset SpecialTask back to Queued.562        _, queue_entry = self._make_job_and_queue_entry()563        queue_entry.status = HqeStatus.RESETTING564        queue_entry.save()565        # make some dummy SpecialTasks that shouldn't count566        models.SpecialTask.objects.create(567                host=queue_entry.host,568                task=models.SpecialTask.Task.RESET,569                requested_by=models.User.current_user())570        models.SpecialTask.objects.create(571                host=queue_entry.host,572                task=models.SpecialTask.Task.CLEANUP,573                queue_entry=queue_entry,574                is_complete=True,575                requested_by=models.User.current_user())576        self._initialize_test()577        self._check_statuses(queue_entry, HqeStatus.QUEUED)578    def _test_recover_verifying_hqe_helper(self, task, pidfile_type):579        _, queue_entry = self._make_job_and_queue_entry()580        queue_entry.status = HqeStatus.VERIFYING581        queue_entry.save()582        special_task = models.SpecialTask.objects.create(583                host=queue_entry.host, task=task, queue_entry=queue_entry)584        self._initialize_test()585        self._run_dispatcher()586        self.mock_drone_manager.finish_process(pidfile_type)587        self._run_dispatcher()588        # don't bother checking the rest of the job execution, as long as the589        # SpecialTask ran590    def test_recover_verifying_hqe_with_cleanup(self):591        # recover an HQE that was in pre-job cleanup592        self._test_recover_verifying_hqe_helper(models.SpecialTask.Task.CLEANUP,593                                                _PidfileType.CLEANUP)594    def test_recover_verifying_hqe_with_verify(self):595        # recover an HQE that was in pre-job verify596        self._test_recover_verifying_hqe_helper(models.SpecialTask.Task.VERIFY,597                                                _PidfileType.VERIFY)598    def test_recover_parsing(self):599        self._initialize_test()600        job, queue_entry = self._make_job_and_queue_entry()601        job.run_verify = False602        job.run_reset = False603        job.reboot_after = model_attributes.RebootAfter.NEVER604        job.save()605        self._run_dispatcher() # launches job606        self.mock_drone_manager.finish_process(_PidfileType.JOB)607        self._run_dispatcher() # launches parsing608        # now "restart" the scheduler609        self._create_dispatcher()610        self._initialize_test()611        self._run_dispatcher()612        self.mock_drone_manager.finish_process(_PidfileType.PARSE)613        self._run_dispatcher()614    def test_recover_parsing__no_process_already_aborted(self):615        _, queue_entry = self._make_job_and_queue_entry()616        queue_entry.execution_subdir = 'host1'617        queue_entry.status = HqeStatus.PARSING618        queue_entry.aborted = True619        queue_entry.save()620        self._initialize_test()621        self._run_dispatcher()622    def test_job_scheduled_just_after_abort(self):623        # test a pretty obscure corner case where a job is aborted while queued,624        # another job is ready to run, and throttling is active. the post-abort625        # cleanup must not be pre-empted by the second job.626        # This test kind of doesn't make sense anymore after verify+cleanup627        # were merged into reset.  It should maybe just be removed.628        job1, queue_entry1 = self._make_job_and_queue_entry()629        queue_entry1.save()630        job2, queue_entry2 = self._make_job_and_queue_entry()631        job2.reboot_before = model_attributes.RebootBefore.IF_DIRTY632        job2.save()633        self.mock_drone_manager.process_capacity = 0634        self._run_dispatcher() # schedule job1, but won't start verify635        job1.hostqueueentry_set.update(aborted=True)636        self.mock_drone_manager.process_capacity = 100637        self._run_dispatcher() # reset must run here, not verify for job2638        self._check_statuses(queue_entry1, HqeStatus.ABORTED,639                             HostStatus.RESETTING)640        self.mock_drone_manager.finish_process(_PidfileType.RESET)641        self._run_dispatcher() # now verify starts for job2642        self._check_statuses(queue_entry2, HqeStatus.RUNNING,643                             HostStatus.RUNNING)644    def test_reverify_interrupting_pre_job(self):645        # ensure things behave sanely if a reverify is scheduled in the middle646        # of pre-job actions647        _, queue_entry = self._make_job_and_queue_entry()648        self._run_dispatcher() # pre-job verify649        self._create_reverify_request()650        self.mock_drone_manager.finish_process(_PidfileType.VERIFY,651                                               exit_status=256)652        self._run_dispatcher() # repair653        self.mock_drone_manager.finish_process(_PidfileType.REPAIR)654        self._run_dispatcher() # reverify runs now655        self.mock_drone_manager.finish_process(_PidfileType.VERIFY)656        self._run_dispatcher() # pre-job verify657        self.mock_drone_manager.finish_process(_PidfileType.VERIFY)658        self._run_dispatcher() # and job runs...659        self._check_statuses(queue_entry, HqeStatus.RUNNING, HostStatus.RUNNING)660        self._finish_job(queue_entry) # reverify has been deleted661        self._check_statuses(queue_entry, HqeStatus.COMPLETED,662                             HostStatus.READY)663        self._assert_nothing_is_running()664    def test_reverify_while_job_running(self):665        # once a job is running, a reverify must not be allowed to preempt666        # Gathering667        _, queue_entry = self._make_job_and_queue_entry()668        self._run_pre_job_verify(queue_entry)669        self._run_dispatcher() # job runs670        self._create_reverify_request()671        # make job end with a signal, so gathering will run672        self.mock_drone_manager.finish_process(_PidfileType.JOB,673                                               exit_status=271)674        self._run_dispatcher() # gathering must start675        self.mock_drone_manager.finish_process(_PidfileType.GATHER)676        self._run_dispatcher() # parsing and cleanup677        self._finish_parsing()678        self._run_dispatcher() # now reverify runs679        self._check_statuses(queue_entry, HqeStatus.FAILED,680                             HostStatus.VERIFYING)681        self.mock_drone_manager.finish_process(_PidfileType.VERIFY)682        self._run_dispatcher()683        self._check_host_status(queue_entry.host, HostStatus.READY)684    def test_reverify_while_host_pending(self):685        # ensure that if a reverify is scheduled while a host is in Pending, it686        # won't run until the host is actually free687        job = self._create_job(hosts=[1,2])688        queue_entry = job.hostqueueentry_set.get(host__hostname='host1')689        job.synch_count = 2690        job.save()691        host2 = self.hosts[1]692        host2.locked = True693        host2.save()694        self._run_dispatcher() # verify host1695        self.mock_drone_manager.finish_process(_PidfileType.VERIFY)696        self._run_dispatcher() # host1 Pending697        self._check_statuses(queue_entry, HqeStatus.PENDING, HostStatus.PENDING)698        self._create_reverify_request()699        self._run_dispatcher() # nothing should happen here700        self._check_statuses(queue_entry, HqeStatus.PENDING, HostStatus.PENDING)701        # now let the job run702        host2.locked = False703        host2.save()704        self._run_dispatcher() # verify host2705        self.mock_drone_manager.finish_process(_PidfileType.VERIFY)706        self._run_dispatcher() # run job707        self._finish_job(queue_entry)708        # the reverify should now be running709        self._check_statuses(queue_entry, HqeStatus.COMPLETED,710                             HostStatus.VERIFYING)711        self.mock_drone_manager.finish_process(_PidfileType.VERIFY)712        self._run_dispatcher()713        self._check_host_status(queue_entry.host, HostStatus.READY)714    def test_throttling(self):715        job = self._create_job(hosts=[1,2,3])716        job.synch_count = 3717        job.save()718        queue_entries = list(job.hostqueueentry_set.all())719        def _check_hqe_statuses(*statuses):720            for queue_entry, status in zip(queue_entries, statuses):721                self._check_statuses(queue_entry, status)722        self.mock_drone_manager.process_capacity = 2723        self._run_dispatcher() # verify runs on 1 and 2724        queue_entries = list(job.hostqueueentry_set.all())725        _check_hqe_statuses(HqeStatus.QUEUED,726                            HqeStatus.VERIFYING, HqeStatus.VERIFYING)727        self.assertEquals(len(self.mock_drone_manager.running_pidfile_ids()), 2)728        self.mock_drone_manager.finish_specific_process(729                'hosts/host3/1-verify', drone_manager.AUTOSERV_PID_FILE)730        self.mock_drone_manager.finish_process(_PidfileType.VERIFY)731        self._run_dispatcher() # verify runs on 3732        _check_hqe_statuses(HqeStatus.VERIFYING, HqeStatus.PENDING,733                            HqeStatus.PENDING)734        self.mock_drone_manager.finish_process(_PidfileType.VERIFY)735        self._run_dispatcher() # job won't run due to throttling736        _check_hqe_statuses(HqeStatus.STARTING, HqeStatus.STARTING,737                            HqeStatus.STARTING)738        self._assert_nothing_is_running()739        self.mock_drone_manager.process_capacity = 3740        self._run_dispatcher() # now job runs741        _check_hqe_statuses(HqeStatus.RUNNING, HqeStatus.RUNNING,...

monitor_db_functional_unittest.py

Source:monitor_db_functional_unittest.py

...118    def nonfinished_pidfile_ids(self):119        return [pidfile_id for pidfile_id, pidfile_contents120                in self._pidfiles.iteritems()121                if pidfile_contents.exit_status is None]122    def running_pidfile_ids(self):123        return [pidfile_id for pidfile_id in self.nonfinished_pidfile_ids()124                if self._pidfiles[pidfile_id].process is not None]125    def pidfile_from_path(self, working_directory, pidfile_name):126        return self._pidfile_index[(working_directory, pidfile_name)]127    def attached_files(self, working_directory):128        """129        Return dict mapping path to contents for attached files with specified130        paths.131        """132        return dict((path, contents) for path, contents133                    in self._attached_files.get(working_directory, [])134                    if path is not None)135    # DroneManager emulation APIs for use by monitor_db136    def get_orphaned_autoserv_processes(self):137        return set()138    def total_running_processes(self):139        return sum(pidfile_id._num_processes140                   for pidfile_id in self.nonfinished_pidfile_ids())141    def max_runnable_processes(self, username, drone_hostnames_allowed):142        return self.process_capacity - self.total_running_processes()143    def refresh(self):144        for pidfile_id in self._unregistered_pidfiles:145            # intentionally handle non-registered pidfiles silently146            self._pidfiles.pop(pidfile_id, None)147        self._unregistered_pidfiles = set()148    def execute_actions(self):149        # executing an "execute_command" causes a pidfile to be created150        for pidfile_id in self._future_pidfiles:151            # Process objects are opaque to monitor_db152            process = object()153            self._pidfiles[pidfile_id].process = process154            self._process_index[process] = pidfile_id155        self._future_pidfiles = []156    def attach_file_to_execution(self, result_dir, file_contents,157                                 file_path=None):158        self._attached_files.setdefault(result_dir, set()).add((file_path,159                                                                file_contents))160        return 'attach_path'161    def _initialize_pidfile(self, pidfile_id):162        if pidfile_id not in self._pidfiles:163            assert pidfile_id.key() not in self._pidfile_index164            self._pidfiles[pidfile_id] = drone_manager.PidfileContents()165            self._pidfile_index[pidfile_id.key()] = pidfile_id166    def _set_last_pidfile(self, pidfile_id, working_directory, pidfile_name):167        if working_directory.startswith('hosts/'):168            # such paths look like hosts/host1/1-verify, we'll grab the end169            type_string = working_directory.rsplit('-', 1)[1]170            pidfile_type = _PidfileType.get_value(type_string)171        else:172            pidfile_type = _PIDFILE_TO_PIDFILE_TYPE[pidfile_name]173        self._last_pidfile_id[pidfile_type] = pidfile_id174    def execute_command(self, command, working_directory, pidfile_name,175                        num_processes, log_file=None, paired_with_pidfile=None,176                        username=None, drone_hostnames_allowed=None):177        logging.debug('Executing %s in %s', command, working_directory)178        pidfile_id = self._DummyPidfileId(working_directory, pidfile_name)179        if pidfile_id.key() in self._pidfile_index:180            pidfile_id = self._pidfile_index[pidfile_id.key()]181        pidfile_id._num_processes = num_processes182        pidfile_id._paired_with_pidfile = paired_with_pidfile183        self._future_pidfiles.append(pidfile_id)184        self._initialize_pidfile(pidfile_id)185        self._pidfile_index[(working_directory, pidfile_name)] = pidfile_id186        self._set_last_pidfile(pidfile_id, working_directory, pidfile_name)187        return pidfile_id188    def get_pidfile_contents(self, pidfile_id, use_second_read=False):189        if pidfile_id not in self._pidfiles:190            logging.debug('Request for nonexistent pidfile %s' % pidfile_id)191        return self._pidfiles.get(pidfile_id, drone_manager.PidfileContents())192    def is_process_running(self, process):193        return True194    def register_pidfile(self, pidfile_id):195        self._initialize_pidfile(pidfile_id)196    def unregister_pidfile(self, pidfile_id):197        self._unregistered_pidfiles.add(pidfile_id)198    def declare_process_count(self, pidfile_id, num_processes):199        pidfile_id.num_processes = num_processes200    def absolute_path(self, path):201        return 'absolute/' + path202    def write_lines_to_file(self, file_path, lines, paired_with_process=None):203        # TODO: record this204        pass205    def get_pidfile_id_from(self, execution_tag, pidfile_name):206        default_pidfile = self._DummyPidfileId(execution_tag, pidfile_name,207                                               num_processes=0)208        return self._pidfile_index.get((execution_tag, pidfile_name),209                                       default_pidfile)210    def kill_process(self, process):211        pidfile_id = self._process_index[process]212        self._killed_pidfiles.add(pidfile_id)213        self._set_pidfile_exit_status(pidfile_id, 271)214class MockEmailManager(NullMethodObject):215    _NULL_METHODS = ('send_queued_admin', 'send')216    def enqueue_admin(self, subject, message):217        logging.warn('enqueue_notify_email: %s', subject)218        logging.warn(message)219class SchedulerFunctionalTest(unittest.TestCase,220                              test_utils.FrontendTestMixin):221    # some number of ticks after which the scheduler is presumed to have222    # stabilized, given no external changes223    _A_LOT_OF_TICKS = 10224    def setUp(self):225        self._frontend_common_setup()226        self._set_stubs()227        self._set_settings_values()228        self._create_dispatcher()229        logging.basicConfig(level=logging.DEBUG)230    def _create_dispatcher(self):231        self.dispatcher = monitor_db.Dispatcher()232    def tearDown(self):233        self._database.disconnect()234        self._frontend_common_teardown()235    def _set_stubs(self):236        self.mock_config = MockGlobalConfig()237        self.god.stub_with(settings, 'settings', self.mock_config)238        self.mock_drone_manager = MockDroneManager()239        drone_manager._set_instance(self.mock_drone_manager)240        self.mock_email_manager = MockEmailManager()241        self.god.stub_with(mail, "manager", self.mock_email_manager)242        self._database = (243            database_connection.TranslatingDatabase.get_test_database(244                translators=_DB_TRANSLATORS))245        self._database.connect(db_type='django')246        self.god.stub_with(monitor_db, '_db', self._database)247        self.god.stub_with(scheduler_models, '_db', self._database)248        monitor_db.initialize_globals()249        scheduler_models.initialize_globals()250    def _set_settings_values(self):251        self.mock_config.set_config_value('SCHEDULER', 'pidfile_timeout_mins',252                                          1)253        self.mock_config.set_config_value('SCHEDULER', 'gc_stats_interval_mins',254                                          999999)255    def _initialize_test(self):256        self.dispatcher.initialize()257    def _run_dispatcher(self):258        for _ in xrange(self._A_LOT_OF_TICKS):259            self.dispatcher.tick()260    def test_idle(self):261        self._initialize_test()262        self._run_dispatcher()263    def _assert_process_executed(self, working_directory, pidfile_name):264        process_was_executed = self.mock_drone_manager.was_process_executed(265            'hosts/host1/1-verify', drone_manager.AUTOSERV_PID_FILE)266        self.assert_(process_was_executed,267                     '%s/%s not executed' % (working_directory, pidfile_name))268    def _update_instance(self, model_instance):269        return type(model_instance).objects.get(pk=model_instance.pk)270    def _check_statuses(self, queue_entry, queue_entry_status,271                        host_status=None):272        self._check_entry_status(queue_entry, queue_entry_status)273        if host_status:274            self._check_host_status(queue_entry.host, host_status)275    def _check_entry_status(self, queue_entry, status):276        # update from DB277        queue_entry = self._update_instance(queue_entry)278        self.assertEquals(queue_entry.status, status)279    def _check_host_status(self, host, status):280        # update from DB281        host = self._update_instance(host)282        self.assertEquals(host.status, status)283    def _run_pre_job_verify(self, queue_entry):284        self._run_dispatcher()  # launches verify285        self._check_statuses(queue_entry, HqeStatus.VERIFYING,286                             HostStatus.VERIFYING)287        self.mock_drone_manager.finish_process(_PidfileType.VERIFY)288    def test_simple_job(self):289        self._initialize_test()290        job, queue_entry = self._make_job_and_queue_entry()291        self._run_pre_job_verify(queue_entry)292        self._run_dispatcher()  # launches job293        self._check_statuses(queue_entry, HqeStatus.RUNNING, HostStatus.RUNNING)294        self._finish_job(queue_entry)295        self._check_statuses(queue_entry, HqeStatus.COMPLETED, HostStatus.READY)296        self._assert_nothing_is_running()297    def _setup_for_pre_job_cleanup(self):298        self._initialize_test()299        job, queue_entry = self._make_job_and_queue_entry()300        job.reboot_before = model_attributes.RebootBefore.ALWAYS301        job.save()302        return queue_entry303    def _run_pre_job_cleanup_job(self, queue_entry):304        self._run_dispatcher()  # cleanup305        self._check_statuses(queue_entry, HqeStatus.VERIFYING,306                             HostStatus.CLEANING)307        self.mock_drone_manager.finish_process(_PidfileType.CLEANUP)308        self._run_dispatcher()  # verify309        self.mock_drone_manager.finish_process(_PidfileType.VERIFY)310        self._run_dispatcher()  # job311        self._finish_job(queue_entry)312    def test_pre_job_cleanup(self):313        queue_entry = self._setup_for_pre_job_cleanup()314        self._run_pre_job_cleanup_job(queue_entry)315    def _run_pre_job_cleanup_one_failure(self):316        queue_entry = self._setup_for_pre_job_cleanup()317        self._run_dispatcher()  # cleanup318        self.mock_drone_manager.finish_process(_PidfileType.CLEANUP,319                                               exit_status=256)320        self._run_dispatcher()  # repair321        self._check_statuses(queue_entry, HqeStatus.QUEUED,322                             HostStatus.REPAIRING)323        self.mock_drone_manager.finish_process(_PidfileType.REPAIR)324        return queue_entry325    def test_pre_job_cleanup_failure(self):326        queue_entry = self._run_pre_job_cleanup_one_failure()327        # from here the job should run as normal328        self._run_pre_job_cleanup_job(queue_entry)329    def test_pre_job_cleanup_double_failure(self):330        # TODO (showard): this test isn't perfect.  in reality, when the second331        # cleanup fails, it copies its results over to the job directory using332        # copy_results_on_drone() and then parses them.  since we don't handle333        # that, there appear to be no results at the job directory.  the334        # scheduler handles this gracefully, parsing gets effectively skipped,335        # and this test passes as is.  but we ought to properly test that336        # behavior.337        queue_entry = self._run_pre_job_cleanup_one_failure()338        self._run_dispatcher()  # second cleanup339        self.mock_drone_manager.finish_process(_PidfileType.CLEANUP,340                                               exit_status=256)341        self._run_dispatcher()342        self._check_statuses(queue_entry, HqeStatus.FAILED,343                             HostStatus.REPAIR_FAILED)344        # nothing else should run345        self._assert_nothing_is_running()346    def _assert_nothing_is_running(self):347        self.assertEquals(self.mock_drone_manager.running_pidfile_ids(), [])348    def _setup_for_post_job_cleanup(self):349        self._initialize_test()350        job, queue_entry = self._make_job_and_queue_entry()351        job.reboot_after = model_attributes.RebootAfter.ALWAYS352        job.save()353        return queue_entry354    def _run_post_job_cleanup_failure_up_to_repair(self, queue_entry,355                                                   include_verify=True):356        if include_verify:357            self._run_pre_job_verify(queue_entry)358        self._run_dispatcher()  # job359        self.mock_drone_manager.finish_process(_PidfileType.JOB)360        self._run_dispatcher()  # parsing + cleanup361        self.mock_drone_manager.finish_process(_PidfileType.PARSE)362        self.mock_drone_manager.finish_process(_PidfileType.CLEANUP,363                                               exit_status=256)364        self._run_dispatcher()  # repair, HQE unaffected365        self.mock_drone_manager.finish_process(_PidfileType.ARCHIVE)366        self._run_dispatcher()367        return queue_entry368    def test_post_job_cleanup_failure(self):369        queue_entry = self._setup_for_post_job_cleanup()370        self._run_post_job_cleanup_failure_up_to_repair(queue_entry)371        self._check_statuses(queue_entry, HqeStatus.COMPLETED,372                             HostStatus.REPAIRING)373        self.mock_drone_manager.finish_process(_PidfileType.REPAIR)374        self._run_dispatcher()375        self._check_statuses(queue_entry, HqeStatus.COMPLETED, HostStatus.READY)376    def test_post_job_cleanup_failure_repair_failure(self):377        queue_entry = self._setup_for_post_job_cleanup()378        self._run_post_job_cleanup_failure_up_to_repair(queue_entry)379        self.mock_drone_manager.finish_process(_PidfileType.REPAIR,380                                               exit_status=256)381        self._run_dispatcher()382        self._check_statuses(queue_entry, HqeStatus.COMPLETED,383                             HostStatus.REPAIR_FAILED)384    def _ensure_post_job_process_is_paired(self, queue_entry, pidfile_type):385        pidfile_name = _PIDFILE_TYPE_TO_PIDFILE[pidfile_type]386        queue_entry = self._update_instance(queue_entry)387        pidfile_id = self.mock_drone_manager.pidfile_from_path(388            queue_entry.execution_path(), pidfile_name)389        self.assert_(pidfile_id._paired_with_pidfile)390    def _finish_job(self, queue_entry):391        self.mock_drone_manager.finish_process(_PidfileType.JOB)392        self._run_dispatcher()  # launches parsing + cleanup393        self._check_statuses(queue_entry, HqeStatus.PARSING,394                             HostStatus.CLEANING)395        self._ensure_post_job_process_is_paired(queue_entry, _PidfileType.PARSE)396        self._finish_parsing_and_cleanup(queue_entry)397    def _finish_parsing_and_cleanup(self, queue_entry):398        self.mock_drone_manager.finish_process(_PidfileType.CLEANUP)399        self.mock_drone_manager.finish_process(_PidfileType.PARSE)400        self._run_dispatcher()401        self._check_entry_status(queue_entry, HqeStatus.ARCHIVING)402        self.mock_drone_manager.finish_process(_PidfileType.ARCHIVE)403        self._run_dispatcher()404    def _create_reverify_request(self):405        host = self.hosts[0]406        models.SpecialTask.schedule_special_task(407            host=host, task=models.SpecialTask.Task.VERIFY)408        return host409    def test_requested_reverify(self):410        host = self._create_reverify_request()411        self._run_dispatcher()412        self._check_host_status(host, HostStatus.VERIFYING)413        self.mock_drone_manager.finish_process(_PidfileType.VERIFY)414        self._run_dispatcher()415        self._check_host_status(host, HostStatus.READY)416    def test_requested_reverify_failure(self):417        host = self._create_reverify_request()418        self._run_dispatcher()419        self.mock_drone_manager.finish_process(_PidfileType.VERIFY,420                                               exit_status=256)421        self._run_dispatcher()  # repair422        self._check_host_status(host, HostStatus.REPAIRING)423        self.mock_drone_manager.finish_process(_PidfileType.REPAIR)424        self._run_dispatcher()425        self._check_host_status(host, HostStatus.READY)426    def _setup_for_do_not_verify(self):427        self._initialize_test()428        job, queue_entry = self._make_job_and_queue_entry()429        queue_entry.host.protection = host_protections.Protection.DO_NOT_VERIFY430        queue_entry.host.save()431        return queue_entry432    def test_do_not_verify_job(self):433        queue_entry = self._setup_for_do_not_verify()434        self._run_dispatcher()  # runs job directly435        self._finish_job(queue_entry)436    def test_do_not_verify_job_with_cleanup(self):437        queue_entry = self._setup_for_do_not_verify()438        queue_entry.job.reboot_before = model_attributes.RebootBefore.ALWAYS439        queue_entry.job.save()440        self._run_dispatcher()  # cleanup441        self.mock_drone_manager.finish_process(_PidfileType.CLEANUP)442        self._run_dispatcher()  # job443        self._finish_job(queue_entry)444    def test_do_not_verify_pre_job_cleanup_failure(self):445        queue_entry = self._setup_for_do_not_verify()446        queue_entry.job.reboot_before = model_attributes.RebootBefore.ALWAYS447        queue_entry.job.save()448        self._run_dispatcher()  # cleanup449        self.mock_drone_manager.finish_process(_PidfileType.CLEANUP,450                                               exit_status=256)451        self._run_dispatcher()  # failure ignored; job runs452        self._finish_job(queue_entry)453    def test_do_not_verify_post_job_cleanup_failure(self):454        queue_entry = self._setup_for_do_not_verify()455        self._run_post_job_cleanup_failure_up_to_repair(queue_entry,456                                                        include_verify=False)457        # failure ignored, host still set to Ready458        self._check_statuses(queue_entry, HqeStatus.COMPLETED, HostStatus.READY)459        self._run_dispatcher()  # nothing else runs460        self._assert_nothing_is_running()461    def test_do_not_verify_requested_reverify_failure(self):462        host = self._create_reverify_request()463        host.protection = host_protections.Protection.DO_NOT_VERIFY464        host.save()465        self._run_dispatcher()466        self.mock_drone_manager.finish_process(_PidfileType.VERIFY,467                                               exit_status=256)468        self._run_dispatcher()469        self._check_host_status(host, HostStatus.READY)  # ignore failure470        self._assert_nothing_is_running()471    def test_job_abort_in_verify(self):472        self._initialize_test()473        job = self._create_job(hosts=[1])474        self._run_dispatcher()  # launches verify475        job.hostqueueentry_set.update(aborted=True)476        self._run_dispatcher()  # kills verify, launches cleanup477        self.assert_(self.mock_drone_manager.was_last_process_killed(478            _PidfileType.VERIFY))479        self.mock_drone_manager.finish_process(_PidfileType.CLEANUP)480        self._run_dispatcher()481    def test_job_abort(self):482        self._initialize_test()483        job = self._create_job(hosts=[1])484        job.run_verify = False485        job.save()486        self._run_dispatcher()  # launches job487        job.hostqueueentry_set.update(aborted=True)488        self._run_dispatcher()  # kills job, launches gathering489        self.assert_(self.mock_drone_manager.was_last_process_killed(490            _PidfileType.JOB))491        self.mock_drone_manager.finish_process(_PidfileType.GATHER)492        self._run_dispatcher()  # launches parsing + cleanup493        queue_entry = job.hostqueueentry_set.all()[0]494        self._finish_parsing_and_cleanup(queue_entry)495    def test_job_abort_queued_synchronous(self):496        self._initialize_test()497        job = self._create_job(hosts=[1, 2])498        job.synch_count = 2499        job.save()500        job.hostqueueentry_set.update(aborted=True)501        self._run_dispatcher()502        for host_queue_entry in job.hostqueueentry_set.all():503            self.assertEqual(host_queue_entry.status,504                             HqeStatus.ABORTED)505    def test_no_pidfile_leaking(self):506        self._initialize_test()507        self.test_simple_job()508        self.assertEquals(self.mock_drone_manager._pidfiles, {})509        self.test_job_abort_in_verify()510        self.assertEquals(self.mock_drone_manager._pidfiles, {})511        self.test_job_abort()512        self.assertEquals(self.mock_drone_manager._pidfiles, {})513    def _make_job_and_queue_entry(self):514        job = self._create_job(hosts=[1])515        queue_entry = job.hostqueueentry_set.all()[0]516        return job, queue_entry517    def test_recover_running_no_process(self):518        # recovery should re-execute a Running HQE if no process is found519        _, queue_entry = self._make_job_and_queue_entry()520        queue_entry.status = HqeStatus.RUNNING521        queue_entry.execution_subdir = '1-myuser/host1'522        queue_entry.save()523        queue_entry.host.status = HostStatus.RUNNING524        queue_entry.host.save()525        self._initialize_test()526        self._run_dispatcher()527        self._finish_job(queue_entry)528    def test_recover_verifying_hqe_no_special_task(self):529        # recovery should fail on a Verifing HQE with no corresponding530        # Verify or Cleanup SpecialTask531        _, queue_entry = self._make_job_and_queue_entry()532        queue_entry.status = HqeStatus.VERIFYING533        queue_entry.save()534        # make some dummy SpecialTasks that shouldn't count535        models.SpecialTask.objects.create(536            host=queue_entry.host,537            task=models.SpecialTask.Task.VERIFY,538            requested_by=models.User.current_user())539        models.SpecialTask.objects.create(540            host=queue_entry.host,541            task=models.SpecialTask.Task.CLEANUP,542            queue_entry=queue_entry,543            is_complete=True,544            requested_by=models.User.current_user())545        self.assertRaises(host_scheduler.SchedulerError, self._initialize_test)546    def _test_recover_verifying_hqe_helper(self, task, pidfile_type):547        _, queue_entry = self._make_job_and_queue_entry()548        queue_entry.status = HqeStatus.VERIFYING549        queue_entry.save()550        special_task = models.SpecialTask.objects.create(551            host=queue_entry.host, task=task, queue_entry=queue_entry)552        self._initialize_test()553        self._run_dispatcher()554        self.mock_drone_manager.finish_process(pidfile_type)555        self._run_dispatcher()556        # don't bother checking the rest of the job execution, as long as the557        # SpecialTask ran558    def test_recover_verifying_hqe_with_cleanup(self):559        # recover an HQE that was in pre-job cleanup560        self._test_recover_verifying_hqe_helper(models.SpecialTask.Task.CLEANUP,561                                                _PidfileType.CLEANUP)562    def test_recover_verifying_hqe_with_verify(self):563        # recover an HQE that was in pre-job verify564        self._test_recover_verifying_hqe_helper(models.SpecialTask.Task.VERIFY,565                                                _PidfileType.VERIFY)566    def test_recover_pending_hqes_with_group(self):567        # recover a group of HQEs that are in Pending, in the same group (e.g.,568        # in a job with atomic hosts)569        job = self._create_job(hosts=[1, 2], atomic_group=1)570        job.save()571        job.hostqueueentry_set.all().update(status=HqeStatus.PENDING)572        self._initialize_test()573        for queue_entry in job.hostqueueentry_set.all():574            self.assertEquals(queue_entry.status, HqeStatus.STARTING)575    def test_recover_parsing(self):576        self._initialize_test()577        job, queue_entry = self._make_job_and_queue_entry()578        job.run_verify = False579        job.reboot_after = model_attributes.RebootAfter.NEVER580        job.save()581        self._run_dispatcher()  # launches job582        self.mock_drone_manager.finish_process(_PidfileType.JOB)583        self._run_dispatcher()  # launches parsing584        # now "restart" the scheduler585        self._create_dispatcher()586        self._initialize_test()587        self._run_dispatcher()588        self.mock_drone_manager.finish_process(_PidfileType.PARSE)589        self._run_dispatcher()590    def test_recover_parsing__no_process_already_aborted(self):591        _, queue_entry = self._make_job_and_queue_entry()592        queue_entry.execution_subdir = 'host1'593        queue_entry.status = HqeStatus.PARSING594        queue_entry.aborted = True595        queue_entry.save()596        self._initialize_test()597        self._run_dispatcher()598    def test_job_scheduled_just_after_abort(self):599        # test a pretty obscure corner case where a job is aborted while queued,600        # another job is ready to run, and throttling is active. the post-abort601        # cleanup must not be pre-empted by the second job.602        job1, queue_entry1 = self._make_job_and_queue_entry()603        job2, queue_entry2 = self._make_job_and_queue_entry()604        self.mock_drone_manager.process_capacity = 0605        self._run_dispatcher()  # schedule job1, but won't start verify606        job1.hostqueueentry_set.update(aborted=True)607        self.mock_drone_manager.process_capacity = 100608        self._run_dispatcher()  # cleanup must run here, not verify for job2609        self._check_statuses(queue_entry1, HqeStatus.ABORTED,610                             HostStatus.CLEANING)611        self.mock_drone_manager.finish_process(_PidfileType.CLEANUP)612        self._run_dispatcher()  # now verify starts for job2613        self._check_statuses(queue_entry2, HqeStatus.VERIFYING,614                             HostStatus.VERIFYING)615    def test_reverify_interrupting_pre_job(self):616        # ensure things behave sanely if a reverify is scheduled in the middle617        # of pre-job actions618        _, queue_entry = self._make_job_and_queue_entry()619        self._run_dispatcher()  # pre-job verify620        self._create_reverify_request()621        self.mock_drone_manager.finish_process(_PidfileType.VERIFY,622                                               exit_status=256)623        self._run_dispatcher()  # repair624        self.mock_drone_manager.finish_process(_PidfileType.REPAIR)625        self._run_dispatcher()  # reverify runs now626        self.mock_drone_manager.finish_process(_PidfileType.VERIFY)627        self._run_dispatcher()  # pre-job verify628        self.mock_drone_manager.finish_process(_PidfileType.VERIFY)629        self._run_dispatcher()  # and job runs...630        self._check_statuses(queue_entry, HqeStatus.RUNNING, HostStatus.RUNNING)631        self._finish_job(queue_entry)  # reverify has been deleted632        self._check_statuses(queue_entry, HqeStatus.COMPLETED,633                             HostStatus.READY)634        self._assert_nothing_is_running()635    def test_reverify_while_job_running(self):636        # once a job is running, a reverify must not be allowed to preempt637        # Gathering638        _, queue_entry = self._make_job_and_queue_entry()639        self._run_pre_job_verify(queue_entry)640        self._run_dispatcher()  # job runs641        self._create_reverify_request()642        # make job end with a signal, so gathering will run643        self.mock_drone_manager.finish_process(_PidfileType.JOB,644                                               exit_status=271)645        self._run_dispatcher()  # gathering must start646        self.mock_drone_manager.finish_process(_PidfileType.GATHER)647        self._run_dispatcher()  # parsing and cleanup648        self._finish_parsing_and_cleanup(queue_entry)649        self._run_dispatcher()  # now reverify runs650        self._check_statuses(queue_entry, HqeStatus.FAILED,651                             HostStatus.VERIFYING)652        self.mock_drone_manager.finish_process(_PidfileType.VERIFY)653        self._run_dispatcher()654        self._check_host_status(queue_entry.host, HostStatus.READY)655    def test_reverify_while_host_pending(self):656        # ensure that if a reverify is scheduled while a host is in Pending, it657        # won't run until the host is actually free658        job = self._create_job(hosts=[1, 2])659        queue_entry = job.hostqueueentry_set.get(host__hostname='host1')660        job.synch_count = 2661        job.save()662        host2 = self.hosts[1]663        host2.locked = True664        host2.save()665        self._run_dispatcher()  # verify host1666        self.mock_drone_manager.finish_process(_PidfileType.VERIFY)667        self._run_dispatcher()  # host1 Pending668        self._check_statuses(queue_entry, HqeStatus.PENDING, HostStatus.PENDING)669        self._create_reverify_request()670        self._run_dispatcher()  # nothing should happen here671        self._check_statuses(queue_entry, HqeStatus.PENDING, HostStatus.PENDING)672        # now let the job run673        host2.locked = False674        host2.save()675        self._run_dispatcher()  # verify host2676        self.mock_drone_manager.finish_process(_PidfileType.VERIFY)677        self._run_dispatcher()  # run job678        self._finish_job(queue_entry)679        # need to explicitly finish host1's post-job cleanup680        self.mock_drone_manager.finish_specific_process(681            'hosts/host1/4-cleanup', drone_manager.AUTOSERV_PID_FILE)682        self._run_dispatcher()683        # the reverify should now be running684        self._check_statuses(queue_entry, HqeStatus.COMPLETED,685                             HostStatus.VERIFYING)686        self.mock_drone_manager.finish_process(_PidfileType.VERIFY)687        self._run_dispatcher()688        self._check_host_status(queue_entry.host, HostStatus.READY)689    def test_throttling(self):690        job = self._create_job(hosts=[1, 2, 3])691        job.synch_count = 3692        job.save()693        queue_entries = list(job.hostqueueentry_set.all())694        def _check_hqe_statuses(*statuses):695            for queue_entry, status in zip(queue_entries, statuses):696                self._check_statuses(queue_entry, status)697        self.mock_drone_manager.process_capacity = 2698        self._run_dispatcher()  # verify runs on 1 and 2699        _check_hqe_statuses(HqeStatus.VERIFYING, HqeStatus.VERIFYING,700                            HqeStatus.VERIFYING)701        self.assertEquals(len(self.mock_drone_manager.running_pidfile_ids()), 2)702        self.mock_drone_manager.finish_specific_process(703            'hosts/host1/1-verify', drone_manager.AUTOSERV_PID_FILE)704        self.mock_drone_manager.finish_process(_PidfileType.VERIFY)705        self._run_dispatcher()  # verify runs on 3706        _check_hqe_statuses(HqeStatus.PENDING, HqeStatus.PENDING,707                            HqeStatus.VERIFYING)708        self.mock_drone_manager.finish_process(_PidfileType.VERIFY)709        self._run_dispatcher()  # job won't run due to throttling710        _check_hqe_statuses(HqeStatus.STARTING, HqeStatus.STARTING,711                            HqeStatus.STARTING)712        self._assert_nothing_is_running()713        self.mock_drone_manager.process_capacity = 3714        self._run_dispatcher()  # now job runs715        _check_hqe_statuses(HqeStatus.RUNNING, HqeStatus.RUNNING,...

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