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https://github.com/apache/superset.git
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7aba89c486
* fix: add missing init on python pkg key_value
* fix lint issues
* fix lint issues
(cherry picked from commit fa35109bf2)
100 lines
3.3 KiB
Python
100 lines
3.3 KiB
Python
# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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import logging
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import pickle
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from datetime import datetime
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from typing import Any, Optional, Union
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from uuid import UUID
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from flask_appbuilder.security.sqla.models import User
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from sqlalchemy.exc import SQLAlchemyError
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from superset import db
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from superset.commands.base import BaseCommand
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from superset.key_value.exceptions import KeyValueUpdateFailedError
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from superset.key_value.models import KeyValueEntry
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from superset.key_value.types import Key, KeyValueResource
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from superset.key_value.utils import get_filter
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logger = logging.getLogger(__name__)
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class UpdateKeyValueCommand(BaseCommand):
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actor: Optional[User]
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resource: KeyValueResource
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value: Any
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key: Union[int, UUID]
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expires_on: Optional[datetime]
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# pylint: disable=too-many-argumentsåå
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def __init__(
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self,
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resource: KeyValueResource,
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key: Union[int, UUID],
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value: Any,
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actor: Optional[User] = None,
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expires_on: Optional[datetime] = None,
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):
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"""
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Update a key value entry
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:param resource: the resource (dashboard, chart etc)
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:param key: the key to update
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:param value: the value to persist in the key-value store
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:param actor: the user performing the command
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:param expires_on: entry expiration time
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:return: the key associated with the updated value
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"""
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self.actor = actor
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self.resource = resource
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self.key = key
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self.value = value
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self.expires_on = expires_on
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def run(self) -> Optional[Key]:
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try:
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return self.update()
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except SQLAlchemyError as ex:
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db.session.rollback()
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logger.exception("Error running update command")
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raise KeyValueUpdateFailedError() from ex
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def validate(self) -> None:
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pass
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def update(self) -> Optional[Key]:
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filter_ = get_filter(self.resource, self.key)
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entry: KeyValueEntry = (
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db.session.query(KeyValueEntry)
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.filter_by(**filter_)
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.autoflush(False)
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.first()
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)
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if entry:
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entry.value = pickle.dumps(self.value)
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entry.expires_on = self.expires_on
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entry.changed_on = datetime.now()
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entry.changed_by_fk = (
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None if self.actor is None or self.actor.is_anonymous else self.actor.id
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)
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db.session.merge(entry)
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db.session.commit()
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return Key(id=entry.id, uuid=entry.uuid)
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return None
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