82 lines
3.1 KiB
Python
82 lines
3.1 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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"""Database migrations for resource-providers."""
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from migrate import UniqueConstraint
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from sqlalchemy import Column
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from sqlalchemy import Float
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from sqlalchemy import Index
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from sqlalchemy import Integer
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from sqlalchemy import MetaData
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from sqlalchemy import String
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from sqlalchemy import Table
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def upgrade(migrate_engine):
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meta = MetaData()
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meta.bind = migrate_engine
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resource_providers = Table(
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'resource_providers', meta,
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Column('id', Integer, primary_key=True, nullable=False),
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Column('uuid', String(36), nullable=False),
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UniqueConstraint('uuid', name='uniq_resource_providers0uuid'),
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mysql_engine='InnoDB',
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mysql_charset='latin1'
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)
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Index('resource_providers_uuid_idx', resource_providers.c.uuid)
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inventories = Table(
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'inventories', meta,
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Column('id', Integer, primary_key=True, nullable=False),
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Column('resource_provider_id', Integer, nullable=False),
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Column('resource_class_id', Integer, nullable=False),
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Column('total', Integer, nullable=False),
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Column('reserved', Integer, nullable=False),
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Column('min_unit', Integer, nullable=False),
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Column('max_unit', Integer, nullable=False),
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Column('step_size', Integer, nullable=False),
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Column('allocation_ratio', Float, nullable=False),
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mysql_engine='InnoDB',
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mysql_charset='latin1'
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)
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Index('inventories_resource_provider_id_idx',
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inventories.c.resource_provider_id)
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Index('inventories_resource_class_id_idx',
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inventories.c.resource_class_id)
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allocations = Table(
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'allocations', meta,
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Column('id', Integer, primary_key=True, nullable=False),
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Column('resource_provider_id', Integer, nullable=False),
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Column('consumer_id', String(36), nullable=False),
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Column('resource_class_id', Integer, nullable=False),
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Column('used', Integer, nullable=False),
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mysql_engine='InnoDB',
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mysql_charset='latin1'
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)
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Index('allocations_resource_provider_class_id_idx',
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allocations.c.resource_provider_id,
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allocations.c.resource_class_id)
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Index('allocations_consumer_id_idx', allocations.c.consumer_id)
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Index('allocations_resource_class_id_idx',
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allocations.c.resource_class_id)
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for table in [resource_providers, inventories, allocations]:
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table.create(checkfirst=True)
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for table_name in ('', 'shadow_'):
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uuid_column = Column('uuid', String(36))
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compute_nodes = Table('%scompute_nodes' % table_name, meta)
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compute_nodes.create_column(uuid_column)
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