Convert database schemas to use utf8 character set.
fix bug lp:1054412 Change-Id: I5918d678c9a31e77c15cfff12f934d80e3b6692e
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# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2012 OpenStack LLC
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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 sqlalchemy import MetaData
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def upgrade(migrate_engine):
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# Upgrade operations go here. Don't create your own engine; bind
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# migrate_engine to your metadata
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meta = MetaData()
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meta.bind = migrate_engine
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if migrate_engine.name == "mysql":
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tables = ['tenant', 'user', 'role', 'token', 'service', 'metadata',
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'ec2_credential', 'endpoint', 'user_tenant_membership']
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sql = "SET foreign_key_checks = 0;"
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for table in tables:
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sql += "ALTER TABLE %s CONVERT TO CHARACTER SET utf8;" % table
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sql += "SET foreign_key_checks = 1;"
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sql += "ALTER DATABASE %s DEFAULT CHARACTER SET utf8;" \
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% migrate_engine.url.database
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migrate_engine.execute(sql)
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def downgrade(migrate_engine):
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# Operations to reverse the above upgrade go here.
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if migrate_engine.name == "mysql":
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tables = ['tenant', 'user', 'role', 'token', 'service', 'metadata',
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'ec2_credential', 'endpoint', 'user_tenant_membership']
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sql = "SET foreign_key_checks = 0;"
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for table in tables:
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sql += "ALTER TABLE %s CONVERT TO CHARACTER SET latin1;" % table
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sql += "SET foreign_key_checks = 1;"
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sql += "ALTER DATABASE %s DEFAULT CHARACTER SET latin1;" \
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% migrate_engine.url.database
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