class SupervisorBuilder: def __init__(self): self.session = Session.create_session(key='SupervisorBuilder') self.logger = create_logger(self.session, 'SupervisorBuilder') self.provider = None self.computer_provider = None self.docker_provider = None self.auxiliary_provider = None self.dag_provider = None self.queues = None self.not_ran_tasks = None self.dep_status = None self.computers = None self.auxiliary = {} self.tasks = [] self.tasks_stop = [] self.dags_start = [] self.sent_tasks = 0 def create_base(self): self.session.commit() self.provider = TaskProvider(self.session) self.computer_provider = ComputerProvider(self.session) self.docker_provider = DockerProvider(self.session) self.auxiliary_provider = AuxiliaryProvider(self.session) self.dag_provider = DagProvider(self.session) self.queues = [ f'{d.computer}_{d.name}' for d in self.docker_provider.all() if d.last_activity >= now() - datetime.timedelta(seconds=15) ] self.auxiliary['queues'] = self.queues def load_tasks(self): self.tasks = self.provider.by_status(TaskStatus.NotRan, TaskStatus.InProgress, TaskStatus.Queued) not_ran_tasks = [t for t in self.tasks if t.status == TaskStatus.NotRan.value] self.not_ran_tasks = [task for task in not_ran_tasks if not task.debug] self.not_ran_tasks = sorted( self.not_ran_tasks, key=lambda x: x.gpu or 0, reverse=True) self.logger.debug( f'Found {len(not_ran_tasks)} not ran tasks', ComponentType.Supervisor ) self.dep_status = self.provider.dependency_status(self.not_ran_tasks) self.auxiliary['not_ran_tasks'] = [ { 'id': t.id, 'name': t.name, 'dep_status': [ TaskStatus(s).name for s in self.dep_status.get(t.id, set()) ] } for t in not_ran_tasks[:5] ] def load_computers(self): computers = self.computer_provider.computers() for computer in computers.values(): computer['gpu'] = [0] * computer['gpu'] computer['ports'] = set() computer['cpu_total'] = computer['cpu'] computer['memory_total'] = computer['memory'] computer['gpu_total'] = len(computer['gpu']) computer['can_process_tasks'] = computer['can_process_tasks'] tasks = [ t for t in self.tasks if t.status in [TaskStatus.InProgress.value, TaskStatus.Queued.value] ] for task in tasks: if task.computer_assigned is None: continue assigned = task.computer_assigned comp_assigned = computers[assigned] comp_assigned['cpu'] -= task.cpu if task.gpu_assigned is not None: for g in task.gpu_assigned.split(','): comp_assigned['gpu'][int(g)] = task.id comp_assigned['memory'] -= task.memory * 1024 info = yaml_load(task.additional_info) if 'distr_info' in info: dist_info = info['distr_info'] if dist_info['rank'] == 0: comp_assigned['ports'].add(dist_info['master_port']) self.computers = [ { **value, 'name': name } for name, value in computers.items() ] self.auxiliary['computers'] = self.computers def process_to_celery(self, task: Task, queue: str, computer: dict): r = execute.apply_async((task.id,), queue=queue, retry=False) task.status = TaskStatus.Queued.value task.computer_assigned = computer['name'] task.celery_id = r.id if task.computer_assigned is not None: if task.gpu_assigned: for g in map(int, task.gpu_assigned.split(',')): computer['gpu'][g] = task.id computer['cpu'] -= task.cpu computer['memory'] -= task.memory * 1024 self.logger.info( f'Sent task={task.id} to celery. Queue = {queue} ' f'Task status = {task.status} Celery_id = {r.id}', ComponentType.Supervisor) self.provider.update() def create_service_task( self, task: Task, gpu_assigned=None, distr_info: dict = None, resume: dict = None ): new_task = Task( name=task.name, computer=task.computer, executor=task.executor, status=TaskStatus.NotRan.value, type=TaskType.Service.value, gpu_assigned=gpu_assigned, parent=task.id, report=task.report, dag=task.dag ) new_task.additional_info = task.additional_info if distr_info: additional_info = yaml_load(new_task.additional_info) additional_info['distr_info'] = distr_info new_task.additional_info = yaml_dump(additional_info) if resume: additional_info = yaml_load(new_task.additional_info) additional_info['resume'] = resume new_task.additional_info = yaml_dump(additional_info) return self.provider.add(new_task) def find_port(self, c: dict, docker_name: str): docker = self.docker_provider.get(c['name'], docker_name) ports = list(map(int, docker.ports.split('-'))) for p in range(ports[0], ports[1] + 1): if p not in c['ports']: return p raise Exception(f'All ports in {c["name"]} are taken') def _process_task_valid_computer(self, task: Task, c: dict, single_node: bool): if not c['can_process_tasks']: return 'this computer can not process tasks' if task.computer is not None and task.computer != c['name']: return 'name set in the config!= name of this computer' if task.cpu > c['cpu']: return f'task cpu = {task.cpu} > computer' \ f' free cpu = {c["cpu"]}' if task.memory > c['memory']: return f'task cpu = {task.cpu} > computer ' \ f'free memory = {c["memory"]}' queue = f'{c["name"]}_' \ f'{task.dag_rel.docker_img or "default"}' if queue not in self.queues: return f'required queue = {queue} not in queues' if task.gpu > 0 and not any(g == 0 for g in c['gpu']): return f'task requires gpu, but there is not any free' free_gpu = sum(g == 0 for g in c['gpu']) if single_node and task.gpu > free_gpu: return f'task requires {task.gpu} ' \ f'but there are only {free_gpu} free' def _process_task_get_computers( self, executor: dict, task: Task, auxiliary: dict ): single_node = executor.get('single_node', True) computers = [] for c in self.computers: error = self._process_task_valid_computer(task, c, single_node) auxiliary['computers'].append({'name': c['name'], 'error': error}) if not error: computers.append(c) if task.gpu > 0 and single_node and len(computers) > 0: computers = sorted( computers, key=lambda x: sum(g == 0 for g in c['gpu']), reverse=True )[:1] free_gpu = sum(sum(g == 0 for g in c['gpu']) for c in computers) if task.gpu > free_gpu: auxiliary['not_valid'] = f'gpu required by the ' \ f'task = {task.gpu},' \ f' but there are only {free_gpu} ' \ f'free gpus' return [] return computers def _process_task_to_send( self, executor: dict, task: Task, computers: List[dict] ): distr = executor.get('distr', True) to_send = [] for computer in computers: queue = f'{computer["name"]}_' \ f'{task.dag_rel.docker_img or "default"}' if task.gpu_max > 1 and distr: for index, task_taken_gpu in enumerate(computer['gpu']): if task_taken_gpu: continue to_send.append([computer, queue, index]) if len(to_send) >= task.gpu_max: break if len(to_send) >= task.gpu_max: break elif task.gpu_max > 0: cuda_devices = [] for index, task_taken_gpu in enumerate(computer['gpu']): if task_taken_gpu: continue cuda_devices.append(index) if len(cuda_devices) >= task.gpu_max: break task.gpu_assigned = ','.join(map(str, cuda_devices)) self.process_to_celery(task, queue, computer) else: self.process_to_celery(task, queue, computer) break return to_send def process_task(self, task: Task): auxiliary = self.auxiliary['process_tasks'][-1] auxiliary['computers'] = [] config = yaml_load(task.dag_rel.config) executor = config['executors'][task.executor] computers = self._process_task_get_computers(executor, task, auxiliary) if len(computers) == 0: return to_send = self._process_task_to_send(executor, task, computers) auxiliary['to_send'] = to_send[:5] additional_info = yaml_load(task.additional_info) rank = 0 master_port = None if len(to_send) > 0: master_port = self.find_port( to_send[0][0], to_send[0][1].split('_')[1] ) computer_names = {c['name'] for c, _, __ in to_send} if len(computer_names) == 1: task.computer_assigned = list(computer_names)[0] for computer, queue, gpu_assigned in to_send: main_cmp = to_send[0][0] # noinspection PyTypeChecker ip = 'localhost' if computer['name'] == main_cmp['name'] \ else main_cmp['ip'] distr_info = { 'master_addr': ip, 'rank': rank, 'local_rank': gpu_assigned, 'master_port': master_port, 'world_size': len(to_send), 'master_computer': main_cmp['name'] } service_task = self.create_service_task( task, distr_info=distr_info, gpu_assigned=gpu_assigned, resume=additional_info.get('resume') ) self.process_to_celery(service_task, queue, computer) rank += 1 main_cmp['ports'].add(master_port) if len(to_send) > 0: task.status = TaskStatus.Queued.value self.sent_tasks += len(to_send) def process_tasks(self): self.auxiliary['process_tasks'] = [] for task in self.not_ran_tasks: auxiliary = {'id': task.id, 'name': task.name} self.auxiliary['process_tasks'].append(auxiliary) if task.dag_rel is None: task.dag_rel = self.dag_provider.by_id(task.dag) if TaskStatus.Stopped.value in self.dep_status[task.id] \ or TaskStatus.Failed.value in self.dep_status[task.id] or \ TaskStatus.Skipped.value in self.dep_status[task.id]: auxiliary['not_valid'] = 'stopped or failed in dep_status' self.provider.change_status(task, TaskStatus.Skipped) continue if len(self.dep_status[task.id]) != 0 \ and self.dep_status[task.id] != {TaskStatus.Success.value}: auxiliary['not_valid'] = 'not all dep tasks are finished' continue self.process_task(task) self.auxiliary['process_tasks'] = self.auxiliary['process_tasks'][:5] def _stop_child_tasks(self, task: Task): self.provider.commit() children = self.provider.children(task.id, [Task.dag_rel]) dags = [c.dag_rel for c in children] for c, d in zip(children, dags): celery_tasks.stop(self.logger, self.session, c, d) def process_parent_tasks(self): tasks = self.provider.parent_tasks_stats() was_change = False for task, started, finished, statuses in tasks: status = task.status if statuses[TaskStatus.Failed] > 0: status = TaskStatus.Failed.value elif statuses[TaskStatus.Skipped] > 0: status = TaskStatus.Skipped.value elif statuses[TaskStatus.Queued] > 0: status = TaskStatus.Queued.value elif statuses[TaskStatus.InProgress] > 0: status = TaskStatus.InProgress.value elif statuses[TaskStatus.Success] > 0: status = TaskStatus.Success.value if status != task.status: if status == TaskStatus.InProgress.value: task.started = started elif status >= TaskStatus.Failed.value: task.started = started task.finished = finished self._stop_child_tasks(task) was_change = True task.status = status if was_change: self.provider.commit() self.auxiliary['parent_tasks_stats'] = [ { 'name': task.name, 'id': task.id, 'started': task.started, 'finished': finished, 'statuses': [ { 'name': k.name, 'count': v } for k, v in statuses.items() ], } for task, started, finished, statuses in tasks[:5] ] def write_auxiliary(self): self.auxiliary['duration'] = (now() - self.auxiliary['time']). \ total_seconds() auxiliary = Auxiliary( name='supervisor', data=yaml_dump(self.auxiliary) ) if len(auxiliary.data) > 16000: return self.auxiliary_provider.create_or_update(auxiliary, 'name') def stop_tasks(self, tasks: List[Task]): self.tasks_stop.extend([t.id for t in tasks]) def process_stop_tasks(self): # Stop not running tasks if len(self.tasks_stop) == 0: return tasks = self.provider.by_ids(self.tasks_stop) tasks_not_ran = [t.id for t in tasks if t.status in [TaskStatus.NotRan.value, TaskStatus.Queued.value]] tasks_started = [t for t in tasks if t.status in [TaskStatus.InProgress.value]] tasks_started_ids = [t.id for t in tasks_started] self.provider.change_status_all(tasks=tasks_not_ran, status=TaskStatus.Skipped) pids = [] for task in tasks_started: if task.pid: pids.append((task.computer_assigned, task.pid)) additional_info = yaml_load(task.additional_info) for p in additional_info.get('child_processes', []): pids.append((task.computer_assigned, p)) for computer, queue in self.docker_provider.queues_online(): pids_computer = [p for c, p in pids if c == computer] if len(pids_computer) > 0: celery_tasks.kill_all.apply_async((pids_computer,), queue=queue, retry=False) self.provider.change_status_all(tasks=tasks_started_ids, status=TaskStatus.Stopped) self.tasks_stop = [] def fast_check(self): if self.provider is None or self.computer_provider is None: return False if self.not_ran_tasks is None or self.queues is None: return False if len(self.tasks_stop) > 0: return False if len(self.dags_start) > 0: return False if len(self.auxiliary.get('to_send', [])) > 0: return False queues = set([ f'{d.computer}_{d.name}' for d in self.docker_provider.all() if d.last_activity >= now() - datetime.timedelta(seconds=15) ]) queues_set = set(queues) queues_set2 = set(self.queues) if queues_set != queues_set2: return False tasks = self.provider.by_status(TaskStatus.NotRan, TaskStatus.Queued, TaskStatus.InProgress) tasks_set = {t.id for t in tasks if t.status == TaskStatus.NotRan.value and not t.debug} tasks_set2 = {t.id for t in self.tasks if t.status == TaskStatus.NotRan.value} if tasks_set != tasks_set2: return False tasks_set = {t.id for t in tasks if t.status == TaskStatus.InProgress.value} tasks_set2 = {t.id for t in self.tasks if t.status == TaskStatus.InProgress.value} if tasks_set != tasks_set2: return False tasks_set = {t.id for t in tasks if t.status == TaskStatus.Queued.value} tasks_set2 = {t.id for t in self.tasks if t.status == TaskStatus.Queued.value} if tasks_set != tasks_set2: return False return True def start_dag(self, id: int): self.dags_start.append(id) def process_start_dags(self): if len(self.dags_start) == 0: return for id in self.dags_start: can_start_statuses = [ TaskStatus.Failed.value, TaskStatus.Skipped.value, TaskStatus.Stopped.value ] tasks = self.provider.by_dag(id) children_all = self.provider.children([t.id for t in tasks]) def find_resume(task): children = [c for c in children_all if c.parent == task.id] children = sorted(children, key=lambda x: x.id, reverse=True) if len(children) > 0: for c in children: if c.parent != task.id: continue info = yaml_load(c.additional_info) if 'distr_info' not in info: continue if info['distr_info']['rank'] == 0: return { 'master_computer': c.computer_assigned, 'master_task_id': c.id, 'load_last': True } raise Exception('Master task not found') else: return { 'master_computer': task.computer_assigned, 'master_task_id': task.id, 'load_last': True } for t in tasks: if t.status not in can_start_statuses: continue if t.parent: continue if t.type == TaskType.Train.value: info = yaml_load(t.additional_info) info['resume'] = find_resume(t) t.additional_info = yaml_dump(info) t.status = TaskStatus.NotRan.value t.pid = None t.started = None t.finished = None t.computer_assigned = None t.celery_id = None t.worker_index = None t.docker_assigned = None self.provider.commit() self.dags_start = [] def build(self): try: # if self.fast_check(): # return self.auxiliary = {'time': now()} self.create_base() self.process_stop_tasks() self.process_start_dags() self.process_parent_tasks() self.load_tasks() self.load_computers() self.process_tasks() self.write_auxiliary() except ObjectDeletedError: pass except Exception as e: if Session.sqlalchemy_error(e): Session.cleanup(key='SupervisorBuilder') self.session = Session.create_session(key='SupervisorBuilder') self.logger = create_logger(self.session, 'SupervisorBuilder') self.logger.error(traceback.format_exc(), ComponentType.Supervisor)
class DagStandardBuilder: def __init__(self, session: Session, config: dict, debug: bool, config_text: str = None, upload_files: bool = True, copy_files_from: int = None, config_path: str = None, control_reqs: bool = True): self.session = session self.config = config self.debug = debug self.config_text = config_text self.upload_files = upload_files self.copy_files_from = copy_files_from self.config_path = config_path self.control_reqs = control_reqs self.info = config['info'] self.layout_name = self.info.get('layout') self.provider = None self.report_provider = None self.report_tasks_provider = None self.report_layout_provider = None self.storage = None self.dag_provider = None self.project = None self.layouts = None self.dag = None self.dag_report_id = None self.created = None self.project_provider = None def create_providers(self): self.provider = TaskProvider(self.session) self.report_provider = ReportProvider(self.session) self.report_tasks_provider = ReportTasksProvider(self.session) self.report_layout_provider = ReportLayoutProvider(self.session) self.project_provider = ProjectProvider(self.session) self.storage = Storage(self.session) self.dag_provider = DagProvider(self.session) def load_base(self): project = self.project_provider.by_name(self.info['project']) if project is None: project = self.project_provider.add_project(self.info['project']) self.project = project.id self.layouts = self.report_layout_provider.all() def create_report(self): self.dag_report_id = None layout_name = self.layout_name if layout_name: if layout_name not in self.layouts: raise Exception(f'Unknown layout = {layout_name}') report = Report(config=yaml_dump(self.layouts[layout_name]), name=self.info['name'], project=self.project, layout=layout_name) self.report_provider.add(report) self.dag_report_id = report.id def create_dag(self): dag = Dag(config=self.config_text or yaml_dump(self.config), project=self.project, name=self.info['name'], docker_img=self.info.get('docker_img'), type=DagType.Standard.value, created=now(), report=self.dag_report_id) self.dag = self.dag_provider.add(dag) def upload(self): if self.upload_files: folder = os.getcwd() if 'expdir' in self.config['info']: path = os.path.dirname(os.path.abspath(self.config_path)) folder = os.path.abspath( os.path.join(path, self.config['info']['expdir'])) self.storage.upload(folder, self.dag, control_reqs=self.control_reqs) elif self.copy_files_from: self.storage.copy_from(self.copy_files_from, self.dag) def create_task(self, k: str, v: dict, name: str, info: dict): task_type = TaskType.User.value if v.get('task_type') == 'train' or \ Executor.is_trainable(v['type']): task_type = TaskType.Train.value gpu = str(v.get('gpu', '0')) if '-' not in gpu: gpu = int(gpu) gpu_max = gpu else: gpu, gpu_max = map(int, gpu.split('-')) if gpu == 0 and gpu_max > 0: raise Exception(f'Executor = {k} Gpu_max can"t be>0 when gpu=0') task = Task(name=name, executor=k, computer=self.info.get('computer'), gpu=gpu, gpu_max=gpu_max, cpu=v.get('cpu', 1), memory=v.get('memory', 0.1), dag=self.dag.id, debug=self.debug, steps=int(v.get('steps', '1')), type=task_type) task.additional_info = '' if self.layout_name and task_type == TaskType.Train.value: if self.layout_name not in self.layouts: raise Exception(f'Unknown report = {v["report"]}') report_config = self.layouts[self.layout_name] info['report_config'] = report_config task.additional_info = yaml_dump(info) self.provider.add(task, commit=False) report = Report(config=yaml_dump(report_config), name=task.name, project=self.project, layout=self.layout_name) self.report_provider.add(report) task.report = report.id self.report_tasks_provider.add( ReportTasks(report=report.id, task=task.id)) self.report_tasks_provider.add( ReportTasks(report=self.dag_report_id, task=task.id)) self.provider.commit() else: self.provider.add(task) return task.id def create_tasks(self): created = OrderedDict() executors = self.config['executors'] while len(created) < len(executors): for k, v in executors.items(): valid = True if 'depends' in v: depends = v['depends'] if not isinstance(depends, list): depends = [depends] for d in depends: if d == k: raise Exception(f'Executor {k} depends ot itself') if d not in executors: raise Exception(f'Executor {k} depend on {d} ' f'which does not exist') valid = valid and d in created if valid: names = [] infos = [] if 'grid' in v: grid = v['grid'] cells = grid_cells(grid) for i, (cell, cell_name) in enumerate(cells): name = f'{k} {cell_name}' names.append(name) infos.append({'grid_cell': i}) else: names.append(k) infos.append({}) ids = [] for name, info in zip(names, infos): id = self.create_task(k, v, name=name, info=info) ids.append(id) if 'depends' in v: depends = v['depends'] if not isinstance(depends, list): depends = [depends] for d in depends: for dd in created[d]: self.provider.add_dependency(id, dd) created[k] = ids self.created = created def build(self): self.create_providers() self.load_base() self.create_report() self.create_dag() self.upload() self.create_tasks() return self.created