64 lines
1.8 KiB
Python
64 lines
1.8 KiB
Python
# Copyright 2017 Huawei inc.
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# All Rights Reserved.
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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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"""add_backend_info_table
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Revision ID: 4a482571410f
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Revises: 27cb96d991fa
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Create Date: 2017-05-18 14:47:38.201658
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"""
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# revision identifiers, used by Alembic.
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revision = '4a482571410f'
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down_revision = '27cb96d991fa'
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from alembic import op
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from oslo_log import log
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import sqlalchemy as sql
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LOG = log.getLogger(__name__)
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backend_info_table_name = 'backend_info'
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def upgrade():
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try:
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op.create_table(
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backend_info_table_name,
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sql.Column('created_at', sql.DateTime),
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sql.Column('updated_at', sql.DateTime),
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sql.Column('deleted_at', sql.DateTime),
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sql.Column('deleted', sql.Integer, default=0),
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sql.Column('host', sql.String(255),
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nullable=False, primary_key=True),
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sql.Column('info_hash', sql.String(255),
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nullable=False),
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mysql_engine='InnoDB',
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mysql_charset='utf8',
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)
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except Exception:
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LOG.error("Table |%s| not created!",
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backend_info_table_name)
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raise
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def downgrade():
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try:
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op.drop_table(backend_info_table_name)
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except Exception:
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LOG.error("%s table not dropped", backend_info_table_name)
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raise
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