73 lines
2.2 KiB
Python
73 lines
2.2 KiB
Python
# 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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"""This migration fix project_id and branch_id fields in tasks. All tasks
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without project id now are assigned to project with the smallest id. All tasks
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without branch_id now assigned to masted branch of matching project.
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Revision ID: 043
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Revises: 042
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Create Date: 2015-03-24 13:11:22
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"""
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# revision identifiers, used by Alembic.
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revision = '043'
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down_revision = '042'
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from alembic import op
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import sqlalchemy as sa
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from sqlalchemy.sql.expression import table
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MYSQL_ENGINE = 'InnoDB'
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MYSQL_CHARSET = 'utf8'
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def upgrade(active_plugins=None, options=None):
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bind = op.get_bind()
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branches = list(bind.execute(
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sa.select(columns=['id', 'name', 'project_id'],
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from_obj=sa.Table('branches', sa.MetaData()))))
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projects = list(bind.execute(
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sa.select(columns=['id'], from_obj=sa.Table('projects',
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sa.MetaData()))))
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if len(projects) > 0:
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branch_dict = {}
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for branch in branches:
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branch_dict[(branch['project_id'], branch['name'])] = branch['id']
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tasks_table = table(
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'tasks',
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sa.Column('project_id', sa.Integer(), nullable=True),
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sa.Column('branch_id', sa.Integer(), nullable=True),
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)
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bind.execute(tasks_table.update().
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where(tasks_table.c.project_id.is_(None)).
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values(project_id=projects[0].id))
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for project in projects:
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bind.execute(
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tasks_table.update().
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where(tasks_table.c.project_id == project['id']).
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values(branch_id=branch_dict[(project['id'], "master")])
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)
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def downgrade(active_plugins=None, options=None):
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pass
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