48 lines
1.5 KiB
Python
48 lines
1.5 KiB
Python
# Copyright 2016 Rackspace
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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 primary key to spares_pool
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Revision ID: 392fb85b4419
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Revises: 46d914b2a5e5
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Create Date: 2019-04-30 09:58:54.159823
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"""
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from alembic import op
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from sqlalchemy.engine import reflection
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from oslo_log import log as logging
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# revision identifiers, used by Alembic.
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revision = '392fb85b4419'
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down_revision = '46d914b2a5e5'
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LOG = logging.getLogger(__name__)
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def upgrade():
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bind = op.get_bind()
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inspector = reflection.Inspector.from_engine(bind.engine)
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pk = inspector.get_pk_constraint('spares_pool')
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if not pk['constrained_columns']:
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op.create_primary_key(
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u'pk_spares_pool', u'spares_pool', [u'updated_at'])
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else:
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# Revision '46d914b2a5e5' has been updated to create the
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# missing PK. Depending whether the env is already deployed or
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# not we may or not have to add the primary key.
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LOG.info("The primary key in spares_pool already exists, continuing.")
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