mirror of
https://github.com/clearml/clearml-server
synced 2025-02-08 14:03:29 +00:00
520 lines
18 KiB
Python
520 lines
18 KiB
Python
import re
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from collections import OrderedDict
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from datetime import datetime, timedelta
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from time import sleep
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from typing import Collection, Sequence, Tuple, Any
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import six
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from mongoengine import Q
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from six import string_types
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import es_factory
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from apierrors import errors
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from config import config
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from database.errors import translate_errors_context
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from database.model.model import Model
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from database.model.project import Project
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from database.model.task.output import Output
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from database.model.task.task import (
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Task,
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TaskStatus,
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TaskStatusMessage,
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TaskSystemTags,
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)
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from database.utils import get_company_or_none_constraint, id as create_id
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from service_repo import APICall
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from timing_context import TimingContext
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from utilities.threads_manager import ThreadsManager
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from .utils import ChangeStatusRequest, validate_status_change
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class TaskBLL(object):
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threads = ThreadsManager()
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def __init__(self, events_es=None):
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self.events_es = (
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events_es if events_es is not None else es_factory.connect("events")
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)
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@staticmethod
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def get_task_with_access(
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task_id, company_id, only=None, allow_public=False, requires_write_access=False
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) -> Task:
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"""
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Gets a task that has a required write access
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:except errors.bad_request.InvalidTaskId: if the task is not found
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:except errors.forbidden.NoWritePermission: if write_access was required and the task cannot be modified
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"""
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with translate_errors_context():
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query = dict(id=task_id, company=company_id)
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with TimingContext("mongo", "task_with_access"):
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if requires_write_access:
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task = Task.get_for_writing(_only=only, **query)
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else:
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task = Task.get(_only=only, **query, include_public=allow_public)
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if not task:
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raise errors.bad_request.InvalidTaskId(**query)
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return task
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@staticmethod
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def get_by_id(
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company_id,
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task_id,
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required_status=None,
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required_dataset=None,
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only_fields=None,
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):
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with TimingContext("mongo", "task_by_id_all"):
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qs = Task.objects(id=task_id, company=company_id)
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if only_fields:
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qs = (
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qs.only(only_fields)
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if isinstance(only_fields, string_types)
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else qs.only(*only_fields)
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)
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qs = qs.only(
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"status", "input"
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) # make sure all fields we rely on here are also returned
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task = qs.first()
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if not task:
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raise errors.bad_request.InvalidTaskId(id=task_id)
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if required_status and not task.status == required_status:
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raise errors.bad_request.InvalidTaskStatus(expected=required_status)
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if required_dataset and required_dataset not in (
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entry.dataset for entry in task.input.view.entries
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):
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raise errors.bad_request.InvalidId(
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"not in input view", dataset=required_dataset
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)
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return task
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@staticmethod
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def assert_exists(company_id, task_ids, only=None, allow_public=False):
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task_ids = [task_ids] if isinstance(task_ids, six.string_types) else task_ids
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with translate_errors_context(), TimingContext("mongo", "task_exists"):
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ids = set(task_ids)
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q = Task.get_many(
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company=company_id,
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query=Q(id__in=ids),
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allow_public=allow_public,
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return_dicts=False,
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)
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if only:
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res = q.only(*only)
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count = len(res)
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else:
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count = q.count()
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res = q.first()
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if count != len(ids):
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raise errors.bad_request.InvalidTaskId(ids=task_ids)
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return res
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@staticmethod
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def create(call: APICall, fields: dict):
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identity = call.identity
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now = datetime.utcnow()
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return Task(
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id=create_id(),
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user=identity.user,
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company=identity.company,
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created=now,
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last_update=now,
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**fields,
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)
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@staticmethod
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def validate_execution_model(task, allow_only_public=False):
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if not task.execution or not task.execution.model:
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return
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company = None if allow_only_public else task.company
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model_id = task.execution.model
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model = Model.objects(
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Q(id=model_id) & get_company_or_none_constraint(company)
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).first()
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if not model:
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raise errors.bad_request.InvalidModelId(model=model_id)
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return model
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@classmethod
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def validate(cls, task: Task):
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assert isinstance(task, Task)
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if task.parent and not Task.get(
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company=task.company, id=task.parent, _only=("id",), include_public=True
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):
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raise errors.bad_request.InvalidTaskId("invalid parent", parent=task.parent)
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if task.project:
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Project.get_for_writing(company=task.company, id=task.project)
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cls.validate_execution_model(task)
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if task.execution:
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if task.execution.parameters:
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cls._validate_execution_parameters(task.execution.parameters)
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@staticmethod
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def _validate_execution_parameters(parameters):
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invalid_keys = [k for k in parameters if re.search(r"\s", k)]
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if invalid_keys:
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raise errors.bad_request.ValidationError(
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"execution.parameters keys contain whitespace", keys=invalid_keys
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)
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@staticmethod
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def get_unique_metric_variants(company_id, project_ids=None):
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pipeline = [
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{
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"$match": dict(
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company=company_id,
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**({"project": {"$in": project_ids}} if project_ids else {}),
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)
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},
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{"$project": {"metrics": {"$objectToArray": "$last_metrics"}}},
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{"$unwind": "$metrics"},
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{
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"$project": {
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"metric": "$metrics.k",
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"variants": {"$objectToArray": "$metrics.v"},
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}
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},
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{"$unwind": "$variants"},
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{
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"$group": {
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"_id": {
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"metric": "$variants.v.metric",
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"variant": "$variants.v.variant",
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},
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"metrics": {
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"$addToSet": {
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"metric": "$variants.v.metric",
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"metric_hash": "$metric",
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"variant": "$variants.v.variant",
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"variant_hash": "$variants.k",
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}
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},
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}
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},
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{"$sort": OrderedDict({"_id.metric": 1, "_id.variant": 1})},
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]
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with translate_errors_context():
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result = Task.aggregate(*pipeline)
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return [r["metrics"][0] for r in result]
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@staticmethod
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def set_last_update(
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task_ids: Collection[str], company_id: str, last_update: datetime
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):
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return Task.objects(id__in=task_ids, company=company_id).update(
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upsert=False, last_update=last_update
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)
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@staticmethod
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def update_statistics(
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task_id: str,
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company_id: str,
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last_update: datetime = None,
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last_iteration: int = None,
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last_iteration_max: int = None,
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last_values: Sequence[Tuple[Tuple[str, ...], Any]] = None,
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**extra_updates,
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):
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"""
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Update task statistics
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:param task_id: Task's ID.
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:param company_id: Task's company ID.
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:param last_update: Last update time. If not provided, defaults to datetime.utcnow().
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:param last_iteration: Last reported iteration. Use this to set a value regardless of current
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task's last iteration value.
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:param last_iteration_max: Last reported iteration. Use this to conditionally set a value only
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if the current task's last iteration value is smaller than the provided value.
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:param last_values: Last reported metrics summary (value, metric, variant).
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:param extra_updates: Extra task updates to include in this update call.
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:return:
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"""
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last_update = last_update or datetime.utcnow()
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if last_iteration is not None:
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extra_updates.update(last_iteration=last_iteration)
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elif last_iteration_max is not None:
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extra_updates.update(max__last_iteration=last_iteration_max)
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if last_values is not None:
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def op_path(op, *path):
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return "__".join((op, "last_metrics") + path)
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for path, value in last_values:
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extra_updates[op_path("set", *path)] = value
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if path[-1] == "value":
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extra_updates[op_path("min", *path[:-1], "min_value")] = value
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extra_updates[op_path("max", *path[:-1], "max_value")] = value
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Task.objects(id=task_id, company=company_id).update(
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upsert=False, last_update=last_update, **extra_updates
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)
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@classmethod
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def model_set_ready(
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cls,
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model_id: str,
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company_id: str,
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publish_task: bool,
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force_publish_task: bool = False,
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) -> tuple:
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with translate_errors_context():
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query = dict(id=model_id, company=company_id)
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model = Model.objects(**query).first()
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if not model:
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raise errors.bad_request.InvalidModelId(**query)
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elif model.ready:
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raise errors.bad_request.ModelIsReady(**query)
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published_task_data = {}
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if model.task and publish_task:
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task = (
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Task.objects(id=model.task, company=company_id)
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.only("id", "status")
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.first()
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)
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if task and task.status != TaskStatus.published:
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published_task_data["data"] = cls.publish_task(
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task_id=model.task,
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company_id=company_id,
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publish_model=False,
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force=force_publish_task,
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)
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published_task_data["id"] = model.task
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updated = model.update(upsert=False, ready=True)
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return updated, published_task_data
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@classmethod
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def publish_task(
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cls,
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task_id: str,
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company_id: str,
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publish_model: bool,
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force: bool,
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status_reason: str = "",
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status_message: str = "",
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) -> dict:
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task = cls.get_task_with_access(
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task_id, company_id=company_id, requires_write_access=True
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)
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if not force:
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validate_status_change(task.status, TaskStatus.published)
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previous_task_status = task.status
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output = task.output or Output()
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publish_failed = False
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try:
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# set state to publishing
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task.status = TaskStatus.publishing
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task.save()
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# publish task models
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if task.output.model and publish_model:
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output_model = (
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Model.objects(id=task.output.model)
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.only("id", "task", "ready")
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.first()
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)
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if output_model and not output_model.ready:
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cls.model_set_ready(
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model_id=task.output.model,
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company_id=company_id,
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publish_task=False,
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)
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# set task status to published, and update (or set) it's new output (view and models)
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return ChangeStatusRequest(
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task=task,
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new_status=TaskStatus.published,
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force=force,
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status_reason=status_reason,
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status_message=status_message,
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).execute(published=datetime.utcnow(), output=output)
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except Exception as ex:
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publish_failed = True
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raise ex
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finally:
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if publish_failed:
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task.status = previous_task_status
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task.save()
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@classmethod
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def stop_task(
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cls,
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task_id: str,
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company_id: str,
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user_name: str,
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status_reason: str,
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force: bool,
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) -> dict:
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"""
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Stop a running task. Requires task status 'in_progress' and
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execution_progress 'running', or force=True. Development task or
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task that has no associated worker is stopped immediately.
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For a non-development task with worker only the status message
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is set to 'stopping' to allow the worker to stop the task and report by itself
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:return: updated task fields
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"""
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task = TaskBLL.get_task_with_access(
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task_id,
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company_id=company_id,
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only=(
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"status",
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"project",
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"tags",
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"system_tags",
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"last_worker",
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"last_update",
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),
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requires_write_access=True,
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)
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def is_run_by_worker(t: Task) -> bool:
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"""Checks if there is an active worker running the task"""
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update_timeout = config.get("apiserver.workers.task_update_timeout", 600)
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return (
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t.last_worker
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and t.last_update
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and (datetime.utcnow() - t.last_update).total_seconds() < update_timeout
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)
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if TaskSystemTags.development in task.system_tags or not is_run_by_worker(task):
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new_status = TaskStatus.stopped
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status_message = f"Stopped by {user_name}"
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else:
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new_status = task.status
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status_message = TaskStatusMessage.stopping
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return ChangeStatusRequest(
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task=task,
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new_status=new_status,
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status_reason=status_reason,
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status_message=status_message,
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force=force,
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).execute()
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@classmethod
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@threads.register("non_responsive_tasks_watchdog", daemon=True)
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def start_non_responsive_tasks_watchdog(cls):
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log = config.logger("non_responsive_tasks_watchdog")
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relevant_status = (TaskStatus.in_progress,)
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threshold = timedelta(
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seconds=config.get(
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"services.tasks.non_responsive_tasks_watchdog.threshold_sec", 7200
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)
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)
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while True:
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sleep(
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config.get(
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"services.tasks.non_responsive_tasks_watchdog.watch_interval_sec",
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900,
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)
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)
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try:
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ref_time = datetime.utcnow() - threshold
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log.info(
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f"Starting cleanup cycle for running tasks last updated before {ref_time}"
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)
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tasks = list(
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Task.objects(
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status__in=relevant_status, last_update__lt=ref_time
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).only("id", "name", "status", "project", "last_update")
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)
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if tasks:
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log.info(f"Stopping {len(tasks)} non-responsive tasks")
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for task in tasks:
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log.info(
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f"Stopping {task.id} ({task.name}), last updated at {task.last_update}"
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)
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ChangeStatusRequest(
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task=task,
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new_status=TaskStatus.stopped,
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status_reason="Forced stop (non-responsive)",
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status_message="Forced stop (non-responsive)",
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force=True,
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).execute()
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log.info(f"Done")
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except Exception as ex:
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log.exception(f"Failed stopping tasks: {str(ex)}")
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@staticmethod
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def get_aggregated_project_execution_parameters(
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company_id,
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project_ids: Sequence[str] = None,
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page: int = 0,
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page_size: int = 500,
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) -> Tuple[int, int, Sequence[str]]:
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page = max(0, page)
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page_size = max(1, page_size)
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pipeline = [
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{
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"$match": {
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"company": company_id,
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"execution.parameters": {"$exists": True, "$gt": {}},
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**({"project": {"$in": project_ids}} if project_ids else {}),
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}
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},
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{"$project": {"parameters": {"$objectToArray": "$execution.parameters"}}},
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{"$unwind": "$parameters"},
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{"$group": {"_id": "$parameters.k"}},
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{"$sort": {"_id": 1}},
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{
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"$group": {
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"_id": 1,
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"total": {"$sum": 1},
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"results": {"$push": "$$ROOT"},
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}
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},
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{
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"$project": {
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"total": 1,
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"results": {"$slice": ["$results", page * page_size, page_size]},
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}
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},
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]
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with translate_errors_context():
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result = next(
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Task.aggregate(*pipeline),
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None,
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)
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total = 0
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remaining = 0
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results = []
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if result:
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total = int(result.get("total", -1))
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results = [r["_id"] for r in result.get("results", [])]
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remaining = max(0, total - (len(results) + page * page_size))
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return total, remaining, results
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