40 lines
1.7 KiB
Python
40 lines
1.7 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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import datetime
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import sqlalchemy as sql
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def upgrade(migrate_engine):
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meta = sql.MetaData()
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meta.bind = migrate_engine
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password = sql.Table('password', meta, autoload=True)
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# Because it's difficult to get a timestamp server default working among
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# all of the supported databases and versions, I'm choosing to drop and
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# then recreate the column as I think this is a more cleaner option. This
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# will only impact operators that have already deployed the 105 migration;
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# resetting the password created_at for security compliance features, if
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# enabled.
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password.c.created_at.drop()
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# sqlite doesn't support server_default=sql.func.now(), so skipping.
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if migrate_engine.name == 'sqlite':
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created_at = sql.Column('created_at', sql.TIMESTAMP, nullable=True)
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else:
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# Changing type to timestamp as mysql 5.5 and older doesn't support
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# datetime defaults.
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created_at = sql.Column('created_at', sql.TIMESTAMP, nullable=False,
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default=datetime.datetime.utcnow,
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server_default=sql.func.now())
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password.create_column(created_at)
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