deb-gnocchi/gnocchi/indexer/alembic/versions/8f376189b9eb_migrate_legacy...

49 lines
1.5 KiB
Python

# Copyright 2016 OpenStack Foundation
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
#
"""Migrate legacy resources to DB
Revision ID: 8f376189b9eb
Revises: d24877c22ab0
Create Date: 2016-01-20 15:03:28.115656
"""
import json
from alembic import op
import sqlalchemy as sa
from gnocchi.indexer import sqlalchemy_legacy_resources as legacy
# revision identifiers, used by Alembic.
revision = '8f376189b9eb'
down_revision = 'd24877c22ab0'
branch_labels = None
depends_on = None
def upgrade():
resource_type = sa.Table(
'resource_type', sa.MetaData(),
sa.Column('name', sa.String(255), nullable=False),
sa.Column('attributes', sa.Text, nullable=False)
)
for name, attributes in legacy.ceilometer_resources.items():
text_attributes = json.dumps(attributes)
op.execute(resource_type.update().where(
resource_type.c.name == name
).values({resource_type.c.attributes: text_attributes}))