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3082b8cef557_add_naming_convention_table_and_closed_.py
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3082b8cef557_add_naming_convention_table_and_closed_.py
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# Copyright European Organization for Nuclear Research (CERN) since 2012
#
# 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.
''' add convention table and closed_at to dids '''
import datetime
import sqlalchemy as sa
from alembic import context
from alembic.op import add_column, create_check_constraint, create_foreign_key, create_primary_key, create_table, drop_column, drop_table
from rucio.common.schema import get_schema_value
from rucio.db.sqla.constants import KeyType
# Alembic revision identifiers
revision = '3082b8cef557'
down_revision = '269fee20dee9'
def upgrade():
'''
Upgrade the database to this revision
'''
if context.get_context().dialect.name in ['oracle', 'mysql', 'postgresql']:
schema = context.get_context().version_table_schema if context.get_context().version_table_schema else ''
add_column('dids', sa.Column('closed_at', sa.DateTime), schema=schema)
add_column('contents_history', sa.Column('deleted_at', sa.DateTime), schema=schema)
create_table('naming_conventions',
sa.Column('scope', sa.String(get_schema_value('SCOPE_LENGTH'))),
sa.Column('regexp', sa.String(255)),
sa.Column('convention_type', sa.Enum(KeyType,
name='CVT_TYPE_CHK',
create_constraint=True,
values_callable=lambda obj: [e.value for e in obj])),
sa.Column('updated_at', sa.DateTime, default=datetime.datetime.utcnow),
sa.Column('created_at', sa.DateTime, default=datetime.datetime.utcnow, onupdate=datetime.datetime.utcnow))
create_primary_key('NAMING_CONVENTIONS_PK', 'naming_conventions', ['scope'])
create_foreign_key('NAMING_CONVENTIONS_SCOPE_FK', 'naming_conventions',
'scopes', ['scope'], ['scope'])
create_check_constraint('NAMING_CONVENTIONS_CREATED_NN', 'naming_conventions',
'created_at is not null')
create_check_constraint('NAMING_CONVENTIONS_UPDATED_NN', 'naming_conventions',
'updated_at is not null')
def downgrade():
'''
Downgrade the database to the previous revision
'''
if context.get_context().dialect.name in ['oracle', 'mysql', 'postgresql']:
schema = context.get_context().version_table_schema if context.get_context().version_table_schema else ''
drop_column('dids', 'closed_at', schema=schema)
drop_column('contents_history', 'deleted_at', schema=schema)
drop_table('naming_conventions', schema=schema)