59 lines
1.8 KiB
Python
59 lines
1.8 KiB
Python
# Copyright 2016 IBM
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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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#
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from alembic import op
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import sqlalchemy as sa
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"""Add segment_host_mapping table.
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Revision ID: 8fd3918ef6f4
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Revises: c879c5e1ee90
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Create Date: 2016-02-25 00:22:47.618593
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"""
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# revision identifiers, used by Alembic.
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revision = '8fd3918ef6f4'
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down_revision = 'c879c5e1ee90'
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def upgrade():
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op.create_table('segmenthostmappings',
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sa.Column('segment_id',
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sa.String(length=36),
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index=True,
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nullable=False),
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sa.Column('host',
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sa.String(255),
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index=True,
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nullable=False),
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sa.PrimaryKeyConstraint('segment_id', 'host'),
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sa.ForeignKeyConstraint(['segment_id'],
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['networksegments.id'],
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ondelete='CASCADE'))
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def contract_creation_exceptions():
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"""
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Return create exceptions.
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These elements depend on the networksegments table which was renamed
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in the contract branch.
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"""
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return {
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sa.Table: ['segmenthostmappings'],
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sa.Index: ['segmenthostmappings']
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}
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