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46 lines
2.0 KiB
Python
46 lines
2.0 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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from datetime import datetime
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from sqlalchemy import Column, DateTime, ForeignKey, Integer, LargeBinary, String
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from sqlalchemy.orm import relationship
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from superset_core.api.models import KeyValue as CoreKeyValue
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from superset import security_manager
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from superset.models.helpers import AuditMixinNullable, ImportExportMixin
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VALUE_MAX_SIZE = 2**24 - 1
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class KeyValueEntry(CoreKeyValue, AuditMixinNullable, ImportExportMixin):
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"""Key value store entity"""
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__tablename__ = "key_value"
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id = Column(Integer, primary_key=True)
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resource = Column(String(32), nullable=False)
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value = Column(LargeBinary(length=VALUE_MAX_SIZE), nullable=False)
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created_on = Column(DateTime, nullable=True)
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created_by_fk = Column(Integer, ForeignKey("ab_user.id"), nullable=True)
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changed_on = Column(DateTime, nullable=True)
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expires_on = Column(DateTime, nullable=True)
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changed_by_fk = Column(Integer, ForeignKey("ab_user.id"), nullable=True)
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created_by = relationship(security_manager.user_model, foreign_keys=[created_by_fk])
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changed_by = relationship(security_manager.user_model, foreign_keys=[changed_by_fk])
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def is_expired(self) -> bool:
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return self.expires_on is not None and self.expires_on <= datetime.now()
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