64 lines
2.4 KiB
Python
64 lines
2.4 KiB
Python
#
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# Copyright 2013 Red Hat, Inc.
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#
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# 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 migrate import ForeignKeyConstraint
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from sqlalchemy import MetaData, Table, Column, Index
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from sqlalchemy import String, DateTime
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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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project = Table('project', meta, autoload=True)
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user = Table('user', meta, autoload=True)
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alarm_history = Table(
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'alarm_history', meta,
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Column('event_id', String(255), primary_key=True, index=True),
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Column('alarm_id', String(255)),
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Column('on_behalf_of', String(255)),
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Column('project_id', String(255)),
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Column('user_id', String(255)),
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Column('type', String(20)),
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Column('detail', String(255)),
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Column('timestamp', DateTime(timezone=False)),
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mysql_engine='InnoDB',
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mysql_charset='utf8')
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alarm_history.create()
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if migrate_engine.name in ['mysql', 'postgresql']:
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indices = [Index('ix_alarm_history_alarm_id',
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alarm_history.c.alarm_id),
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Index('ix_alarm_history_on_behalf_of',
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alarm_history.c.on_behalf_of),
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Index('ix_alarm_history_project_id',
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alarm_history.c.project_id),
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Index('ix_alarm_history_on_user_id',
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alarm_history.c.user_id)]
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for index in indices:
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index.create(migrate_engine)
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fkeys = [ForeignKeyConstraint(columns=[alarm_history.c.on_behalf_of],
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refcolumns=[project.c.id]),
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ForeignKeyConstraint(columns=[alarm_history.c.project_id],
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refcolumns=[project.c.id]),
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ForeignKeyConstraint(columns=[alarm_history.c.user_id],
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refcolumns=[user.c.id])]
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for fkey in fkeys:
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fkey.create(engine=migrate_engine)
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