79 lines
3.1 KiB
Python
79 lines
3.1 KiB
Python
# Copyright 2015 Huawei Technologies Co., Ltd.
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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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import migrate
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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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cascaded_pods = sql.Table(
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'cascaded_pods', meta,
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sql.Column('pod_id', sql.String(length=36), primary_key=True),
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sql.Column('pod_name', sql.String(length=255), unique=True,
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nullable=False),
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sql.Column('pod_az_name', sql.String(length=255), nullable=True),
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sql.Column('dc_name', sql.String(length=255), nullable=True),
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sql.Column('az_name', sql.String(length=255), nullable=False),
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mysql_engine='InnoDB',
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mysql_charset='utf8')
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cascaded_pod_service_configuration = sql.Table(
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'cascaded_pod_service_configuration', meta,
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sql.Column('service_id', sql.String(length=64), primary_key=True),
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sql.Column('pod_id', sql.String(length=64), nullable=False),
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sql.Column('service_type', sql.String(length=64), nullable=False),
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sql.Column('service_url', sql.String(length=512), nullable=False),
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mysql_engine='InnoDB',
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mysql_charset='utf8')
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pod_binding = sql.Table(
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'pod_binding', meta,
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sql.Column('id', sql.String(36), primary_key=True),
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sql.Column('tenant_id', sql.String(length=255), nullable=False),
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sql.Column('pod_id', sql.String(length=255), nullable=False),
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sql.Column('is_binding', sql.Boolean, nullable=False),
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sql.Column('created_at', sql.DateTime),
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sql.Column('updated_at', sql.DateTime),
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migrate.UniqueConstraint(
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'tenant_id', 'pod_id',
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name='pod_binding0tenant_id0pod_id'),
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mysql_engine='InnoDB',
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mysql_charset='utf8')
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tables = [cascaded_pods, cascaded_pod_service_configuration,
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pod_binding]
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for table in tables:
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table.create()
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fkey = {'columns': [cascaded_pod_service_configuration.c.pod_id],
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'references': [cascaded_pods.c.pod_id]}
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migrate.ForeignKeyConstraint(columns=fkey['columns'],
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refcolumns=fkey['references'],
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name=fkey.get('name')).create()
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fkey = {'columns': [pod_binding.c.pod_id],
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'references': [cascaded_pods.c.pod_id]}
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migrate.ForeignKeyConstraint(columns=fkey['columns'],
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refcolumns=fkey['references'],
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name=fkey.get('name')).create()
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def downgrade(migrate_engine):
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raise NotImplementedError('can not downgrade from init repo.')
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