72 lines
2.5 KiB
Python
72 lines
2.5 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# 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, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from oslo_db.sqlalchemy import models
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from sqlalchemy import Column
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from sqlalchemy.ext.declarative import declarative_base
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from sqlalchemy import ForeignKey
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from sqlalchemy import Index
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from sqlalchemy import Integer
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from sqlalchemy import schema
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from sqlalchemy import String
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from sqlalchemy import Text
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class _NovaAPIBase(models.ModelBase, models.TimestampMixin):
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pass
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API_BASE = declarative_base(cls=_NovaAPIBase)
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class CellMapping(API_BASE):
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"""Contains information on communicating with a cell"""
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__tablename__ = 'cell_mappings'
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__table_args__ = (Index('uuid_idx', 'uuid'),
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schema.UniqueConstraint('uuid',
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name='uniq_cell_mappings0uuid'))
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id = Column(Integer, primary_key=True)
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uuid = Column(String(36), nullable=False)
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name = Column(String(255))
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transport_url = Column(Text())
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database_connection = Column(Text())
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class InstanceMapping(API_BASE):
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"""Contains the mapping of an instance to which cell it is in"""
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__tablename__ = 'instance_mappings'
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__table_args__ = (Index('project_id_idx', 'project_id'),
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Index('instance_uuid_idx', 'instance_uuid'),
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schema.UniqueConstraint('instance_uuid',
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name='uniq_instance_mappings0instance_uuid'))
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id = Column(Integer, primary_key=True)
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instance_uuid = Column(String(36), nullable=False)
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cell_id = Column(Integer, ForeignKey('cell_mappings.id'),
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nullable=False)
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project_id = Column(String(255), nullable=False)
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class HostMapping(API_BASE):
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"""Contains mapping of a compute host to which cell it is in"""
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__tablename__ = "host_mappings"
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__table_args__ = (Index('host_idx', 'host'),
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schema.UniqueConstraint('host',
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name='uniq_host_mappings0host'))
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id = Column(Integer, primary_key=True)
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cell_id = Column(Integer, ForeignKey('cell_mappings.id'),
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nullable=False)
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host = Column(String(255), nullable=False)
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