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379a19b5332d_create_rse_limits_table.py
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379a19b5332d_create_rse_limits_table.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.
''' create rse transfer limits table '''
import datetime
import sqlalchemy as sa
from alembic import context
from alembic.op import create_check_constraint, create_foreign_key, create_primary_key, create_table, drop_table
from rucio.db.sqla.types import GUID
# Alembic revision identifiers
revision = '379a19b5332d'
down_revision = '58bff7008037'
def upgrade():
'''
Upgrade the database to this revision
'''
if context.get_context().dialect.name in ['oracle', 'mysql', 'postgresql']:
create_table('rse_transfer_limits',
sa.Column('rse_id', GUID()),
sa.Column('activity', sa.String(50)),
sa.Column('rse_expression', sa.String(3000)),
sa.Column('max_transfers', sa.BigInteger),
sa.Column('transfers', sa.BigInteger),
sa.Column('waitings', sa.BigInteger),
sa.Column('created_at', sa.DateTime, default=datetime.datetime.utcnow),
sa.Column('updated_at', sa.DateTime, default=datetime.datetime.utcnow, onupdate=datetime.datetime.utcnow))
create_primary_key('RSE_TRANSFER_LIMITS_PK', 'rse_transfer_limits', ['rse_id', 'activity'])
create_check_constraint('RSE_TRANSFER_LIMITS_CREATED_NN', 'rse_transfer_limits', 'created_at is not null')
create_check_constraint('RSE_TRANSFER_LIMITS_UPDATED_NN', 'rse_transfer_limits', 'updated_at is not null')
create_foreign_key('RSE_TRANSFER_LIMITS_RSE_ID_FK', 'rse_transfer_limits', 'rses', ['rse_id'], ['id'])
def downgrade():
'''
Downgrade the database to the previous revision
'''
if context.get_context().dialect.name in ['oracle', 'mysql', 'postgresql']:
drop_table('rse_transfer_limits')
elif context.get_context().dialect.name == 'postgresql':
# drop_constraint('RSE_TRANSFER_LIMITS_PK', 'rse_transfer_limits', type_='primary')
# drop_constraint('RSE_TRANSFER_LIMITS_CREATED_NN', 'rse_transfer_limits')
# drop_constraint('RSE_TRANSFER_LIMITS_UPDATED_NN', 'rse_transfer_limits')
# drop_constraint('RSE_TRANSFER_LIMITS_RSE_ID_FK', 'rse_transfer_limits')
pass